*This chapter mostly contains gratsu. Lucy is included, but the main focus is on Natsu and Gray having sex for the first time.


Chapter Twenty-One: His first time

Natsu's eyes slipped closed as he breathed Gray in, feeling their lips brush before they met in a kiss. Everything was slow at first, neither rushing despite the excitement coursing through their veins. It had been roughly three weeks since the three of them started dating, and Natsu was ready to take things to the next step.

When they first got together, he thought it may take longer to get comfortable with the idea, but he was caught up in the fun of starting a new relationship, wanting to experience as much as he possibly could. He knew in his heart what he wanted, and Gray was more than happy to oblige.

Natsu was ready to have sex with Gray, even if part of him was nervous it would hurt. He kept reminding himself about Lucy, remembering her using her strap-on with him. It hadn't hurt then, and Gray promised to be careful, especially since Natsu wasn't used to that type of sex. He was ready to find out himself if Gray had been telling the truth so long ago when he said the real thing felt better than a dildo.

Natsu groaned when Gray thrust his hips against his, their cocks hard and eager for more. Only the thin material of Natsu's boxers separated them from touching. Gray had already discarded his clothes, as well as Lucy, who was running her hands over their bodies. He had asked her to be there, wanting both his partners with him for this.

The preparations were already set, the lube injector filled, the wet wipes out, and the towels nearby. The only thing left to do was get them worked up before it was time to start, but honestly, Natsu felt ready to burst if they didn't get on with it. The anticipation alone consumed him, making him crave more.

His member throbbed the longer Gray rubbed himself against him, creating a delicious friction that had Natsu's blood burning. Natsu's large hands gripped Gray's ass, pulling him harder against him, needing to feel it all. He loved having Gray's cooler skin beneath his fingers, kneading the flesh while moaning into Gray's mouth. He couldn't get enough, feeling intoxicated on the man above him.

"Someone's eager," Gray whispered when their lips separated, a smile quirking the corners of his mouth. He didn't let Natsu get a word out before he covered his mouth again, tongue thrusting into that wet heat. Natsu moaned in response, his tongue moving against Gray's, the two enjoying the freedom that came with being together.

Natsu no longer had to hide how he felt, able to thoroughly enjoy every moment without fear of rejection. As far as he knew, they were all on the same page now, and he was grateful for it. He didn't want to imagine his life without them, both of them making his heart feel complete.

Although, as heartfelt as the moment was, no one could prevent the raw passion that soon took over, Natsu and Gray growing more aggressive with their kissing and touches. It wasn't anything dangerous, the two men preferring things rough. Natsu moaned when Gray grabbed his wrists, pulling them above his head as he held them there.

Natsu cursed under his breath before Gray stole another kiss, his hips bucking to chase the hardness that would soon be buried inside him. He didn't struggle against Gray's hold for a minute, enjoying the feeling of being pinned to the bed.

That was, until he wanted to be on top, Natsu breaking free of Gray's loose hold before flipping them. He was careful not to hurt himself in the process. He had something currently embedded in him, and too much movement caused pain.

Deeming himself okay, Natsu leaned in, earning a groan from Gray when he attached his mouth to his neck, giving him a rough suck. He bit down, loving the feeling of Gray's skin between his teeth, knowing it was turning an angry shade of red when his teeth and tongue started running over the tender spot.

That was one thing Natsu really liked about being with Gray. He didn't have to hold back like he sometimes did with Lucy. He feared he may hurt her on accident, but Gray could handle more aggression, more pain. He could bite Gray harder, dig his fingers into Gray's skin with more vigor. Gray could take it all, even dishing it back, which Natsu absolutely loved.

He still loved being with Lucy too. He could see and feel the differences between his partners while appreciating them both for it. They were unique, and he got the pleasure of being with both of them, physically and emotionally.

Natsu didn't know how long they kissed, but eventually they separated, both wanting to move on to the next step. He allowed Lucy and Gray to pull his boxers off, both rubbing his erection a few times before they got to work. Lucy grabbed the lube injector while Gray set out the pillow and towel, instructing Natsu to sit on it.

Only when Natsu laid over the pillow and spread his legs did his partners see what he was hiding, their eyes widening at the glass anal plug in his body. The base stuck out, flared enough so it couldn't accidentally slip all the way in.

Gray couldn't help himself, fingers circling around the base before giving it a tug. Natsu responded immediately, moaning as the plug pulled at his ring of muscles. He had experimented on himself over the past week, using his new toys to loosen him up in preparation for today. At first he thought it was merely a good idea, something to help everyone out, but Natsu had grown to like his plugs for his own pleasure.

Three times last week he used them by himself, keeping one in his ass while stroking his cock, imagining his two partners with him. He was happy with his purchase, and the longer Gray played with that toy in his ass, the more excited he got about what they were going to do soon enough.

"He's dripping," Lucy whispered, hand loosely circling Natsu's cock before giving him a soft pump. It wasn't much, but the intense feeling of Gray playing with his ass combined with that was enough to pull a long groan from Natsu. He was on cloud nine, and he never wanted to leave.

Pre-cum slid down his aching cock, lubricating Lucy's hand as she applied more pressure with her strokes. She tried timing her hand with Gray's actions, the man entranced as he pushed and pulled at the base of the plug, teasing Natsu's hole.

"How long has this been in?" Gray asked, one hand on the plug while the other worked to spread Natsu's cheek, giving him a better look. He admired Natsu's hairless ass, the sight making him ache. His own cock strained for attention, yet went ignored. He wanted Natsu fully prepared before he got his, that way they both felt nothing but pleasure.

"Since I got here," Natsu breathed, his voice thick with need. A flush had surfaced on his chest and neck, but Gray only thought he looked beautiful like that, spread out for him and Lucy to play with. Natsu moaned, the sound sending shivers through Gray's spine. "So, th-thirty minutes?"

Gray hummed, happy to hear Natsu took this seriously. He was going to prepare him with just his fingers, but this was better. Not only did it make Gray's pulse race, it was sure to loosen Natsu up better than his fingers ever could. He got a good look at the bulb in Natsu's ass every time he pulled on it, seeing it wasn't a small plug. Gray doubted Natsu got one that was as thick as himself, but it would help ease the discomfort when he penetrated him.

Just thinking about it made Gray's cock twitch. He couldn't count how many times he imagined taking Natsu. Hell, the first night he met him, Gray indulged in a short fantasy, one where Natsu was pinned against a wall, graciously accepting his cock from behind. He had dismissed it early on, assuming nothing would ever happen between them. It wasn't until about a year went by and Gray started seeing the curiosity in Natsu's eyes. That was when his fantasies got out of control.

He knew he should have told Lucy to break up with Natsu as soon as he suspected they had feelings for each other, but he couldn't kill his own curiosity, wanting to see how everything played out. Was it wrong? Probably. Was it dangerous? Absolutely. The only reason he allowed them to carry on was because he trusted both of them, knowing their feelings wouldn't rip them away from him. It was a risky move, but he was glad it happened the way it did.

Well, that wasn't completely true. Gray had hoped he could bring up the idea of a relationship between the three of them before Lucy and Natsu broke up, that way no one had to get hurt. He didn't want to see his best friends sad, but he knew there was nothing he could do to change that now.

He could only enjoy the outcome of everything, wanting to be with the two people who made him happy.

"Is this the biggest size you have?" Gray asked, twisting the plug, earning a choked sob as Natsu's head flew back. His toes curled so hard Gray thought they might break, but it was all from pleasure, not pain.

Natsu nodded, panting as he tried pulling himself together. The pleasure was high, every nerve in his body sensitive. It helped that he took care of himself right before heading over to their house, that way he could hold out longer. However, he was already looking forward to coming again, only this time, he wanted Gray in his ass instead of some toy.

Gray squeezed a finger between the plug and Natsu's ass, causing the man to jerk at the unexpected pressure. His eyes shut as he groaned, not bothering to stop himself as he dug his fingers into the sheets. "Oh fuck! Fuck!"

"Do you like this?" Gray asked, moving his finger around the plug, further stretching Natsu's hole.

He nodded, his face flushing a few shades darker than his pink hair. "Nggh! Yes!"

When Gray withdrew his finger, he heard a slight whine from Natsu, but he didn't pay him any attention. It wouldn't be long until he was moaning again, a smirk sliding on Gray's face as he grabbed the flared end of the plug, pulling it further than he had before.

"Ooooooh god!"

Since the part closest to the base was the thickest, it stretched Natsu's opening, causing him to groan as Gray focused on that part, ensuring his boyfriend would be nice and stretched before they fucked. "So beautiful," he whispered, bringing a smile to Natsu's face.

Despite being horny enough to drool, Natsu was having the time of his life. He had fun playing with Lucy and Gray, and their combined touches mixed with praise made everything perfect.

Things only got better when Lucy slipped Natsu's leaking cock past her lips, her tongue sliding along his sensitive skin. Natsu swore he could finish without being touched at all, but that wasn't how he wanted things to end. He had fantasized far too long about having Gray deep in his ass to finish now.

Gray loved every filthy moan passing through Natsu's parted lips. He looked like a warrior, toned tan muscles glistening with sweat. He had fought with Natsu enough times to feel the raw power hidden inside that body, threatening to burst. Speaking of bursting, Gray had to wrap his hand around his cock, needing some contact or he was likely to explode.

His dark blue eyes raked over Natsu's form while Lucy took him deep in her mouth, the two working to spoil their boyfriend. He was happy they ended up together. Natsu complimented them. He enjoyed hanging out with him as well as the fun stuff they did behind closed doors. Whatever they were up to, Gray found himself happy, and he knew Lucy was happier too.

"I'm glad you went with glass," Gray said, pushing the plug all the way in before pulling again. He loved hearing and seeing Natsu's reactions. He could see why Lucy enjoyed having sex with him so much. He was all fire and passion, even if he was on the receiving end of pleasure. "I bet it was cold when it went in you, huh?"

Natsu nodded, biting his lower lip as he bucked his hips backwards, trying to get more of the plug inside him. He wished he had one bigger, or at least longer. 'I'll have Gray in me soon enough,' he thought, moaning when Gray twisted the plug once again.

"Good. Glass ones feel awesome, right? They're so hard," Gray started, earning a moan from Natsu. "But you know, I think you'd like some of the kinds I have."

Natsu's head spun, imagining Gray using toys on himself. He knew Lucy used a strap-on with him occasionally, but he didn't think past that. With no shred of embarrassment, Natsu asked, "What's your favorite?" He cursed the desperation in his voice, hearing how needy he sounded.

Grinning, Gray said, "It's a silicone plug that vibrates. It can make me come without even touching my dick."

"Fuck," Natsu whispered while Lucy hummed, both loving that answer.

Aside from it being made of silicone, it was the perfect toy. He wished he could use silicone lubricant with it, but it would get ruined. Silicone lubricant broke down silicone toys. It was best to use water-based lubricants with those, which was why Lucy and Gray had a well stocked supply of both toys and lubes for all occasions. It was the same with most of their dildos. It was a shame they couldn't mix some with others considering silicone stayed slippery longer.

That was one of the reasons Gray was happy to see Natsu had a glass plug. It could be used with any lube and it was sure to last longer than other toys since it was made out of a durable material. As long as they didn't drop it from great heights onto a hard floor, it was nearly indestructible.

At least, Gray hadn't had any of his glass toys break, but he was careful with them.

Just like he was careful with Natsu when he withdrew the plug completely, going slowly so it wouldn't cause pain. Natsu let out a long sigh when the thing was completely removed, Gray hoping his partner didn't feel too empty afterwards. Then again, if he did, Gray would make that feeling go away.

Despite Natsu being prepared for anal, Gray couldn't help but want to play with him as well. They had experimented with fingering over the past few weeks, but it was never for long and always with one finger at a time.

Gray remembered last week when they really got into it, him worshiping Natsu's cock while he had a finger thrusting in and out of his ass. The sounds Natsu made had to be one of his favorite things about that time, loving the praise and empowerment as Gray serviced Natsu's cock with his mouth and hand.

Gray lathered two fingers with lube, tracing them around Natsu's puckered hole before pushing inward. His body accepted it easily, giving Gray some relief. Natsu was prepared physically, but there was always more room to play.

"That feels good," Natsu whispered, resting his head back as he let Gray penetrate him. It was about the same width as the plug, but not as rounded, giving Natsu some relief. He enjoyed the way Gray went slow at first, increasing his speed with every thrust into his body.

Before Natsu knew it, he was a moaning mess, caught up in the pleasure of Gray finger fucking him and Lucy sucking on his thick cock. He didn't want to, but he had to put his hand on Lucy's head before threading his fingers through her hair, giving her a soft tug to get off.

When she pulled up, she wore a grin, her lips swollen and wet from her saliva and his pre-cum. "Ready to come?"

He nodded, breathing heavy to control himself. He didn't want to finish yet, but they had a way of driving him up a wall in the best way.

When Gray saw Natsu's nod, he slowed down, making sure to avoid his prostate or else they would be cleaning up a mess before the real fun began. He fingered Natsu until his breathing evened out, wearing a soft smile when he pulled his fingers from his ass. "How're you feeling?"

"Amazing," Natsu said, not bothering to hide how he felt. Two years ago, he never dreamed he'd have anything pushed into his ass, and now he couldn't wait to accept his boyfriend's cock. His life had certainly changed since meeting Lucy and Gray, but he couldn't be happier they let him in their lives, especially when he could have them both at the same time.

Lucy leaned down, kissing Natsu and swallowing his moans. He had one hand on the back of her neck, holding her in place while his other hand gripped at the base of his cock, not wanting to come yet.

Gray liked testing his boundaries, adding a third finger to really stretch Natsu out. That caused him to growl, back arching and inner walls clamping around the intruding limbs. Gray didn't stop, thrusting into Natsu a few times to get him good and ready. It wouldn't be long before he began.

Gray switched back to two fingers, fucking him for another minute or two before deciding Natsu had enough. When Gray stopped, Lucy pulled away, the two admiring their disheveled boyfriend for a moment. He was aching, his body flushed and cock twitching with need. Natsu's breathing came out in heavy pants, his eyes hazy, driven by desire. Gray couldn't wait to be inside that hot body, and Lucy couldn't wait to watch.

Gray used a wet wipe on his hand, cleaning his fingers. He used a fresh one on Natsu's ass, using delicate swipes so as not to irritate his sensitive skin. Once clean, Gray using the lube injector on Natsu, making sure his passage was nice and wet for him. He knew there couldn't be too much of the slipper substance. He couldn't help but poke the tip of his finger into Natsu's ass a few times, watching his boyfriend squirm the longer he teased him.

"Fuck, are you gonna fuck me or just play with me all day?" Natsu asked, some bite in his tone. He need Gray inside him, a burning passion threatening to consume his very soul if Gray didn't dull the roaring flames.

Gray grinned, loving the fire behind Natsu's eyes. He coated his cock in lube, moaning as he positioned himself between his boyfriend's spread legs. "Still okay with no condom?" Gray asked, stroking his cock, hot liquid pulsing through his veins.

Natsu nodded, his voice more needy as he whispered, "I wanna feel you. All of you."

That answer made Gray groan, the urge to just take Natsu surfacing, but he shut it down. He wanted his first time to be good, special, and rough sex could wait until they were more used to each other, physically and emotionally.

Despite wanting it, Natsu clenched when he felt the tip of Gray's cock press against his ass. It was a strange sensation, one he would have to get used to.

Gray wasn't ready to penetrate him yet, but he worried when he saw Natsu's resistance. "Do you still want this?"

"Yeah, just..." Natsu took a deep breath, reaching his hands out. One found Lucy, her fingers intertwining with his own while his other hand wanted Gray, his chest warming when Gray grabbed his hand. "Kinda scared."

"We don't have to do this today," Gray said, offering Natsu a kind smile. "I promise, I won't be mad or disappointed. I'm only gonna like it if you're having fun, so if you think you're not ready, that's okay."

He leaned in, kissing Natsu's hand before turning it around, his lips skimming his wrist, sending small pulses of pleasure through his nerves. "I'll wait."

Natsu shook his head, knowing he wanted this. He took a deep breath, reminding himself he was safe in their hands. "I'm ready. I'm just kinda scared it's gonna hurt." He hooked his legs around the back of Gray's knees, keeping him from leaving.

"Remember to relax," Gray said, moving Natsu's hand to rest on his shoulder. He shifted closer, stroking his cock over the crack of Natsu's ass, teasing his body. "It'll feel good if you trust me and relax."

Natsu nodded, thinking back to the time Lucy fucked him with her strap-on. He had been nervous then too, but it had worked out. If he could handle that, he was hopeful he could handle Gray's cock.

Gray was longer and thicker, though not freakishly thick. If he were, Natsu would have reconsidered letting Gray take him. He wondered how Gray would handle his cock, seeing as he was thicker than his. 'It'd probably be easier for Gray since it wouldn't be his first time with another man...'

Natsu put those pesky thoughts out of his head, focusing on Gray's dark eyes as he slowly relaxed his muscles, readying himself for Gray. He nodded, voice barely a whisper as he said, "Go ahead. I want it."

Swallowing, Natsu squeezed Gray's shoulder, a smile spreading over his face. "I want you."

With that motivation, Gray pushed forward, his head spreading that ring of muscles, gaining entry into Natsu's body. Gray moaned and Natsu gasped as more of Gray's cock entered, giving Natsu a full sensation he never thought he'd feel. Gray was much bigger than anything else Natsu had ever received, his mouth parted as he panted, head thrown back as a groan tumbled out.

Gray almost stopped, but Natsu held his shoulder, keeping him from retreating. While the feeling was different and much more filling than anything he had before, Natsu couldn't deny the underlying pleasure working its way in. He didn't feel pain, merely discomfort, but he knew that would fade once he got adjusted.

"More," he moaned, shamelessly spreading his legs wider, opening himself up for Gray. "Please."

There was no arguing with that. Natsu's need was written all over his face, his cheeks flushed and his eyes hooded. Gray pulled back an inch, only to thrust more of his thick cock into Natsu's ass. He was hot inside, hotter than anything Gray had ever experienced. It made his body want to melt, to mold against the man who drove him wild.

"Ahhh!" Natsu squeezed Lucy's hand as Gray pushed deeper inside, every thrust serving to bury more of his cock into Natsu's ass. He was much hotter than the anal plug and Lucy's dildo. It was even hotter than Gray's fingers, his member filling him, stretching his walls as it throbbed. "Fuck! Fuck, you feel huge!"

If Gray hadn't been overwhelmed, he might have chuckled. Instead, Gray groaned, hands splaying over Natsu's chest and stomach, feeling the muscles tensing with every push into his body. "Shit! You have no idea how good you feel."

Dark locks fell into Gray's face as he moved his body closer, hands pressing against either side of Natsu to keep steady. He moaned at the euphoric feeling, every nerve in his body buzzing. He swore his blood was nothing more than liquid fire, burning hotter the longer he stayed in his tight ass.

"So fucking sexy," he moaned, licking his lips as he gazed at the flustered expression growing on his boyfriend's face. "How's it feel?"

Natsu gasped, his chest heaving as he panted. Sweat started surfacing on his forehead and shoulders at first, his heart rate accelerating at an alarming rate. He felt alive. He felt free. It was a bizarre feeling, but he wanted it to last forever.

Natsu growled when he felt Gray's hips, his cock completely inside his burning body. "Damn," he moaned, nails digging into Gray's shoulder, trying to catch his breath. "Didn't think you'd get it all in."

Gray barked out a laugh, a grin sliding over his face as he leaned in, placing a single kiss on Natsu's chest, right over his heart. He looked up, eyes feral and dangerous, but that only made Natsu want him more.

"Not gonna lie, I didn't know if I could either." He had never fucked a virgin ass aside from Lucy's, and that had taken a few tries before he was finally able to give her the whole thing. Natsu took Gray's cock like a champ, but he had a feeling the man's pure determination was a contributing factor.

Natsu was stubborn, but to be fair, Gray was too.

"Mind if I start?" Gray asked, needing to feel the delicious friction against his cock. He loved the pulsing of Natsu's body, the heat and tightness, but thrusting was what he really wanted. Luckily for him, Natsu nodded.

"Please."

Lucy smiled as she climbed behind Natsu, still holding his hand so he had something to squeeze, which he did with almost every thrust. She carded her fingers through his hair, doing her best to keep him relaxed. She enjoyed the sounds coming from both her men, her body buzzing with excitement as she let her eyes roam over their bodies. She looked from Natsu to Gray, then between to see where they connected.

She wished she could take a picture, to capture the beautiful moment. Since they hadn't discussed it prior, she didn't bother entertaining that thought any longer. If their relationship was going to work, they needed respect, trust, and communication. Those three things needed to be used, otherwise the three of them wouldn't last.

"Shit," Gray moaned as he thrust forward, the copious amount of lube helping him slide in and out without any snags. He was glad they used so much, making it a better experience for the both of them. He rolled his hips, loving the filthy moans he pulled from his boyfriend's parted mouth.

Natsu closed his eyes, breathing heavily as he felt Gray's length rubbing against his walls with every thrust. The longer he fucked him, the less he felt the need to squeeze Lucy's hand for support. When pure pleasure started coursing through his body, Natsu released her hand, tracing over her body to figure out where he was since he couldn't see.

Lucy helped him, guiding his hand to her core before he pushed two fingers into her wet heat without warning. He heard her soft moans mixing with Gray's deep ones, Natsu's sounds a cross between a grunt and growl when Gray fucked him nice and deep.

While Natsu wished Gray would go harder, he understood his boyfriend wouldn't. They agreed his first time should be careful, that way Natsu wasn't scared of anal sex. It was a new experience for him, and one bad experience could ruin the act.

Natsu didn't want that, so he relished in Gray's slow and long strokes, his insides burning in the best ways. He cursed when Gray wrapped a hand around his cock, giving him a few pumps before leaning in, his lips pressed against Natsu's flushed chest.

Natsu wanted to kiss him back, but then Gray's lips wrapped around his nipple, and he couldn't bring himself to think about anything but the strange and euphoric pleasure crashing over him in waves.

He hadn't come yet, but he didn't have to in order to roar, toes curling and body tightening around that thick cock in his ass. "Fuck! Feels so fucking good!"

"Good," Gray mumbled before lapping over Natsu's nipple again, stealing a glance up to see Natsu's fingers thrusting in and out of Lucy's soaked core, her own hands busying themselves with her breasts.

Gray moaned, his heart warm and chest light, happy they were all getting along so far. They were still trying to figure out their rhythm, trying to balance between the three, but it never felt even. He was sure they would get there one day, but for now, he was enjoying the ride, loving their little adventure.

"Graaay," Natsu hissed, his voice full of air and need. "I wanna be on top."

Gray raised a brow before lifting up, giving Natsu a cautious glance. His hips stilled, body pulling up while keeping his cock firmly rested in Natsu's tightness. He threw Lucy a look, seeing she was just as confused. Before either could ask if he was sure he was ready for that next step, Natsu caught his breath.

"I wanna try riding you."

"Oh." Gray blinked, not expecting that. His lips parted, staring down at his boyfriend, thinking he looked absolutely fuckable right now, especially with his flushed cheeks and fiery eyes. Natsu was an unusual man, but that was one of the things Gray liked about him. He was fun to be around. "Y-yeah! If you're sure?"

When Natsu nodded, Gray slowly pulled out, knowing it would hurt it he just yanked out. Natsu immediately felt empty, but he ignored the feeling for now, knowing it wouldn't last long. The three of them moved, Gray removing the pillow from play, resting his ass over the towel while Natsu straddled his hips.

Lucy stayed to the side, unsure where she should go until Gray reached out, taking her hand to pull her close. He had her rest right above his head, giving her a smile before saying, "I wanna watch him until he gets the hang of it, then I want you sitting on my face. Okay?"

She nodded, sucking in a shaky breath as anticipation thrummed through her veins. While biding her time, she slowly ran her finger over her wet folds, feeling her arousal coating the tip of her finger. Watching her men fuck was one of the wildest and most erotic things she had ever witnessed, and Natsu had turned it up a notch, taking dominance despite being on the receiving end.

Natsu licked his lips, finding himself happier now that he was in control. He could manage the speed, the roughness of the thrusts, everything. He used a few fingers to hold Gray's cock in place, feeling the slickness on his skin from lube. After a few deep breaths, Natsu lowered himself down, stopping when he felt the blunt end of Gray's cock touch his ass.

Nervousness fluttered up, but that didn't stop him from sinking down, surprised by the immediate difference the new position made. He moaned, feeling it easier to take Gray's cock when he controlled the penetration. He reached behind him, grabbing his ass cheeks to spread himself, letting Gray's cock slip into him with less resistance.

"Oh fuck," Natsu whispered as Gray's cock filled him again, reaching deeper from the new angle.

Gray clenched his teeth as he felt that tight heat consume him, his hands gripping Natsu's thighs as pleasure flushed through his system. A deep groan tore from his throat when Natsu lifted himself for the first time, Gray's cock sliding against his walls.

"So... good!"

Natsu nodded before letting himself fall again, his cock leaking as he took on a slow rhythm. He looked down, seeing the dark lust hazing Gray's eyes. He leaned down, careful not to let his cock slip out as he kissed him, moaning when Gray's tongue immediately pushed into his mouth.

"You feel amazing," Gray mumbled against Natsu's lips, moaning when the man purposely clenched around his arousal.

Natsu was panting, his lungs burning for more air, but he didn't want to part from Gray for long. "You too!"

Natsu's tongue slipped into Gray's eager mouth while his hips moved, finding a comfortable pace. It wasn't too fast, Natsu still getting used to the feeling. Fire climbed up his body with every thrust, that feeling only intensifying when Natsu pulled away and leaned back. He saw Lucy and Gray both looking over his body, admiring every inch they could see. At that moment, he felt invincible, able to conquer the world if he wanted to.

Gray reached up, hand dragging against Natsu's pec before he wrapped his fingers around his throat, feeling every shallow breath Natsu took as he gave him a light squeeze. It wasn't enough to hurt, but it was enough to get Natsu's pulse racing, his blood roaring in his ears as he let out a sultry moan, one that made even Gray flush.

"How're you doing?" he asked, wanting to feel the vibration from Natsu's words against his palm.

Natsu didn't disappoint, making Gray's cock throb as he moaned, "Amazing! Feels awesome!"

With every thrust downwards, Natsu grew in confidence. He didn't mind when his cock bobbed from the motion, or the blush that definitely covered his chest, neck, and cheeks. He only cared about the connection he felt and the pleasure washing over him as he rode Gray's cock like a natural.

"Fuuuuuck!"

Natsu tilted his head back, eyes sliding shut as he gyrated his hips, making short but fasts thrusts. He loved the groans spilling from Gray's lips, but he liked what happened next even more.

He looked down when he felt the bed shifting, Lucy climbing over Gray's head to silence him. Pleasure soon crossed her face as Gray's tongue ran over her dripping sex, his mouth pressing against her wet folds while tasting everything she had to offer. She was soaked and needed stimulation, and Gray loved to satisfy his partners.

Natsu felt Gray's hand around his neck loosening until it fell to Natsu's crotch. That strong hand wrapped around his cock, slowly pumping him, letting his pre-cum make his skin slick.

Lucy, worked up from watching Natsu and Gray go at it, didn't need long before she was coming undone. She whimpered as she approached the edge, tipping over once Natsu reached out, grabbing the back of her head to pull her close, their lips melding together in a heated kiss.

Natsu's tongue invaded Lucy's gaping mouth as her body shook, Gray's tongue flicking her clit like his life depended on it. The three were moaning and panting, all overwhelmed with pleasure.

When Lucy regained her senses, she kissed Natsu back, causing him to groan before she pulled away. Lucy fell to the side of them, gasping for air as her hands ran over her body, her eyes staying on the sight of Natsu riding her husband in sheer ecstasy.

Natsu gripped Gray's shoulders when his boyfriend started sitting up, a strong arm wrapping around his back to hold him close. His hand slipped from between them, tugging on that soft pink hair to direct Natsu's lips to his. Their kiss was uncoordinated and messy, but neither cared, both moaning as they moved against each other. They were lost in their own little world, caught up in the pleasure burning between them.

As much as Gray wanted that to last forever, he felt greedy, desiring more. He was the first to end the kiss, his voice dark and rough as he said, "I want you on all fours."

Natsu moaned, his ass clenching around Gray's cock as he nodded his head. He was drunk on lust, happy to make Gray's wish come true. When he tried lifting off Gray's cock, he found his thighs burning, worn out from bouncing up and down so long. Lucy and Gray helped him off, a gasp slipping past his lips as Gray's cock withdrew from his body. He didn't know if he would ever get used to the sensations of a cock entering or exiting his body, but he hoped he would get to find out.

Natsu took Gray's place on the bed, digging his elbows into the mattress as he lowered his head, his ass sticking in the air for Gray to enjoy. He moaned in comfort as his muscles relaxed, but he would soon be worked up again. Gray crawled behind him before laying his hands on Natsu's ass, ready to fuck him again.

"I love how tight and hot you feel," Gray said, sliding his cock up and down, teasing Natsu's hole.

Natsu jutted back without thinking, wanting Gray inside him now. He hadn't finished, and his cock was throbbing, begging for release. "Fuck me," he begged, not caring how he sounded. "Fuck me, Gray!"

Gray gave him what he wanted without much delay, adding more lube to the mix before pushing into Natsu's eager body, a groan tearing from his lips as he slid his cock against his tight ring of muscles. He didn't wait long before picking up the pace, the two moaning as the heat built up between them.

Up until then, Natsu didn't realize Gray hadn't stimulated his prostate while fucking, relying on the stretch and massaging to pleasure Natsu. It was only when Gray started experimenting with his thrusts that Natsu realized it, pure pleasure shooting up his spine when Gray found what he was looking for, positioning his body so he could hit that hidden sweet spot.

"Oh god!" Natsu clenched his teeth, his body tightening as Gray hit it again and again, rhythmically sliding against his prostate to drive his boyfriend crazy. "Gray! Gray! Graaay!"

Natsu's hands curled over the sheets, his face pushing into the bed to smother his cries of pleasure. His orgasm hit him before he realized it, every nerve in his body sparking as he came on the towel beneath them, his body pulsing and tingling all at the same time. Everything buzzed from one of the best climaxes of his life.

The euphoric feeling of Natsu's ass clamping around his cock wasn't enough to make Gray stop. He wasn't done with Natsu, pounding into him from behind, using his tight grip on Natsu's hips to pull him back with every thrust. He knew he was going to take it slow at first, but Natsu felt too incredible wrapped around his cock, his tight heat making his body surge. His right hand left Natsu's hip before crashing down on the man's ass, hearing the unmistakable sound of skin slapping skin and Natsu's dirty moans.

"You like me fucking you?" Gray asked, his voice airy as he panted. He felt the sweat sliding down his chest and back, but he didn't give a single fuck. Natsu was all he could think about, a smile spreading his lips when Natsu came up for air, the man sounding just as breathless as he felt.

"Yeeeessss! Feels am-amazing!"

Gray moaned, another surge of pleasure coursing through his body. "You like my cock filling you up?"

His voice cracked as he shouted, "I love it!"

Natsu didn't care that he already came. His body was extra sensitive, but having Gray buried deep inside him felt too good to stop now. Besides, he wanted Gray to come inside him, craving that intimacy they had been lacking. He wasn't sure, but he swore he could feel Gray was close, the throb in Gray's cock giving it away.

"Damn," Gray muttered, dark bangs hanging over his eyes. Natsu started bucking backwards with every thrust, surprising Gray while also taking his breath away. He felt his resolve crumbling, warmth pooling in his lower stomach as his muscles began to tense. "Oh fuck! I... I can't hold out!"

Gray grit his teeth as he fucked Natsu with everything he had, hearing the man beneath him moaning, feeling him writhing in ecstasy. Natsu took every inch of Gray's cock like he was made for him, his body burning for more, and Gray was there to deliver.

He gave Natsu three more powerful thrusts before he felt the tension in his body snap, his hips grounding into Natsu's backside as he filled him with his release.

Natsu's eyes widened at the strange feeling, his cheeks flooding with heat as he blushed. He had wanted it, and he was happy Gray finished inside him, but that didn't make the wet, hot feeling any less weird. He was sure he would get used to it eventually, a soft, lazy smile surfacing as he rested his head against the bed, panting out hot breaths.

He had done it.

He had sex with Gray, and he absolutely loved every second of it.

Gray pulling out of his ass was something else, Natsu immediately clenching. He feared Gray's cum would seep out, part of him wanting to keep it in a while longer, just to hold onto that feeling, that bond.

Natsu didn't expect Gray's arms to wrap around him, turning him to pull him into a tight embrace, neither minding the sweat clinging to their bodies. He moaned when Gray kissed him, his raven locks tickling Natsu's nose as his lips skimmed his, breathing him in for a moment before firmly pressing against his mouth.

Natsu parted his lips, allowing Gray's tongue to push inside, the two coming down from their natural high. Natsu was a bit sleepier than Gray after, his body aching in a delicious way as the sweat started to dry on his heated skin.

He needed to visit the bathroom to take care of the semen in his ass and hop in the shower to wash himself, but for now, all he cared about was the connection he felt with Gray as their lips melded together. Everything felt... right.

Gray's hand slid into Natsu's messy hair as he pulled away, holding him close. "That was amazing," he murmured, dark eyes still cloudy, his smile soft but vibrant. "How do you feel?"

"Incredible," Natsu answered, not bothering to feel embarrassed for the moment. He held Gray just as tightly as he was being held, a sense of safety and comfort surrounding him. They still had a ways to go before they were in love, but if Natsu was being honest with himself, he had already started falling before they got together.

"Yeah?" Gray asked, causing Natsu to nod.

"Yeah. You made it feel good."

Gray's smile widened as he kissed the corner of Natsu's mouth, eyes fluttering closed for a moment as he soaked him in. He had wanted it for so long, his heart beaming now that he had him. Part of Gray was still scared of the unknown, still holding back in their relationship, but in that moment, he felt nothing but contentment. His worries were put on hold, his happiness spreading through his body.

"I'm glad," he said, eyes opening to gaze into that endless green. He wasn't sure if he said it before, but Natsu's eyes were mesmerizing, so deep and strong, able to put Gray in a trance if he wasn't too careful. "Did it hurt?"

Relief took over when Natsu shook his head, whispering, "No."

Gray's lips pulled back as he grinned, his nose bumping against Natsu's. The two were in their own little world, wrapped up in each other. Natsu was the first to speak after half a minute of silence, his tone teasing as he whispered, "You were right. The real thing feels better."

"Hmph."

Both men looked over, seeing Lucy's arms crossed over her bare chest, a small smile resting on her lips. "I see how it is."

They chuckled, seeing she wasn't actually offended. "Not to say you're not good too," Natsu said, the woman shrugging in response.

"It's okay. I like the real thing better too."

Smiles spread over their faces before Natsu took a deep breath. He pulled away from Gray's arms, still clenching his body. "I'mma... I'm gonna go to the bathroom, then I'll help clean up."

Gray waved a dismissive hand, standing up himself. "I got it. You go relax."

Natsu nodded, hurrying to the guest bathroom. The faster he cleaned himself, the faster he could rejoin his boyfriend and girlfriend. His grin stayed on his face, his heart feeling fuller than it had in a long time. He had sex with his two best friends, his two partners, and he couldn't be happier.

While Natsu was off to clean himself, Gray took care of his own mess, using a wet wipe on his cock before washing his hands in their master bathroom. He would take a shower soon, but first, he wanted to make sure Lucy was properly taken care of.

He tossed the used towel into a hamper before rejoining Lucy on the bed, his hand trailing up her bare thigh as he hovered over her. "Did you like watching us?" he asked, fingers searching, finding her core with ease. He dragged a finger against her folds, feeling her soaked skin. She was worked up, whimpering when he brushed against her engorged clit. "Such a dirty girl," he said with a dark grin.

"I can't help it," she whispered, breathlessly. "You're both so sexy."

Lucy moaned when he pushed and swirled his thumb against her clit, using just the right amount of pressure. He knew her body well, knew how to get her riled up and how to tease his princess.

"Mind if I finish you off?" he asked, leaning in to kiss her shoulder. His fingers prodded at her sex, Gray smothering a snicker when he felt Lucy trying to buck her hips, wanting to get closer. "Is that a yes?"

"Yes," she moaned, allowing him to push her down on the bed. She watched as Gray crawled between her legs, his bangs covering the devilish glint in his eyes.

He wasn't ready to come again, but his mouth and tongue worked perfectly fine. He hoped Natsu would join when he got back.

Until then, Lucy was all his.


As always, let me know what you think. :)

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Up next, Chapter Twenty-Two: Negotiation