"All he could do was lie there, in the alley, in the cold. Waiting for someone to find him. Or, worse, waiting to die." Features dark themes, will also feature from Chicago Fire and Chicago Med characters from time to time.

Jay Halstead has been hiding an unusual secret from his colleagues since the day he stepped into Intelligence. But, what happens when this secret is unveiled by his best friend and partner Erin Lindsay? Will it change their relationship for the better or ruin it?

A bunch of unrelated one-shots with the sole purpose of whumping Jay Halstead! Based of prompts given by readers. I do not own Chicago PD. (Update: This is complete! Any oneshots I do after will be in third person, and as such, will be stand alones).

Since we don't know much about his past, I'm writing this as I imagine it. Jay has moments with Mouse, shares things with Erin he hasn't before, and he has time with Will sharing memories and such.

Jay Halstead and OC. They have a past & maybe a present if they can get past all the hurt. Jay will discover she is his old & new flame; maybe his forever flame. Predominately CPD and Halstead but crosses over with CFD and Severide, Shay, MED and Will & Natalie A LOT!

Linstead plus Voight, Mouse and Will. A series of oneshots expanding upon and exploring the events of each episode in season three. "He needs the week, at least, to decide. To get Erin back to place where she's healthy and he can trust her; to make sure this gamble with the unity of his unit is worth it."

Pre-series. Casey's life was turned upside down in 1997, how did he become the man he is today?

Halstead gets called back to the Rangers. Lindsay is there for him. Rated for future chapters

Erin and Jay are a great place in their relationship, but when complications arise, will they survive?

"You know when Jay came back... I wasn't there for him. The only one he had was Mouse. Believe it or not, he was the one who dragged Jay home...what he was going through..." Through what? That's the story...but what if Jay's predicament was in present time? What if we knew what Jay went through and how Mouse and the others brought their friend back from the dark? Chapter 22 up now!

"This wasn't supposed to happen. We were never supposed to fall this far." Jay!whump/hurt/PTSD. For bubbly88Tays birthday.

A linstead short story as they struggle through life. Just some Linstead!Angst and onechicago!fam and...who am I kidding this just becomes fluffy with Halstead!whump.

Jay just wanted the screams to stop.

A Linstead one shot series with prompts from A-Z! Focuses on the little things Jay Halstead is learning about Erin Lindsay as their relationship progresses.

Jay has been missing for fifteen days after an undercover operation went wrong. They finally found him and now Jay has to heal from his present injuries and the past demons that still haunt him at night. When Jay starts to spiral down Mouse and Will have to put their differences aside to help their brother get back on his feet and finally healed after all of these years.

Mouse is heading back to the Rangers and though Jay doesn't like it he will stand behind his friend with the help of the team.

Two weeks after Jay Halstead is drafted once again, Erin Lindsay discovers unexpected news. But will Jay be back to be there for her?

Halstead and Lindsay face more ghosts from the past. Will they back each other up, or will it all be too little against the storm of emotions headed their way?

I have always wondered why the show doesn't explore Jay Halstead's character even further. He seems more than a former soldier turned cop in love with Erin Lindsay. This is my first story and I hope you like it. I'm thinking it's going to be short, but who knows, lets see where it takes me.

Mouse had gone missing only two weeks after he had rejoined the Army for a secret mission. Jay had vowed to bring him back and Erin was left behind, having to face the possible reality of neither of them ever coming home again. [Slightly AU, set some time after 4x05]

Two shot/AU. Everything is going smoothly for Casey and Dawson. They are happily married, with a daughter they love and life has never been greater. But what happens when Olivia goes to school for the first time?

Jay gets a call that will change his life. The events that follow will effect him, his partner, and the entire intelligence unit.

1st : The first time Jay showed up at the Emergency Room in the middle of the night – showering him with weird questions – Will really thought that his brother was hurt, sick or something. Jay centric. One shot series.

When Herrmann's niece walked into Firehouse 51 to return his cell phone she didn't know that she would run into an old friend and meet the man of her dreams. Clarke/OC

A firefighter is trapped in a seven-story building, with no way out. Hope is quickly running out and all Kelly can do is stand there and watch. The day had started out as any normal, good day, and it fast became a bad one. Kelly desperately needs this firefighter to survive, he doesn't know what he'll do otherwise. 10th in Moments of the Past series. (Set in 2011)

The five times Intelligence learned they cared about Halstead and the one time they learned what they mean to him. Just a little Halstead!whump as well as Linstead and some family!intelligence.

Jay meets a figure from his past; how will he handle it?

Maybe it's just that the beheaded body in the bathroom, dripping with blood, reminds him of bodies in pieces that dripped red into sand on the other side of the world. Oneshot. Tag to Stepping Stone and The Wrong Side of the Bars.

His coworkers think it's arrogance, the way he corrects them every time someone accidentally calls him officer instead of detective. How were they to know? Oneshot.

Halstead and Mouse will always be the most unlikely of friends, the best of brothers. Exploring their friendship from their army days through Season 3. Rated for mentions of drug use and swearing.

Placing her hand over his heart helped reassure Erin that Jay was here with her. That he wasn't dead or a world away surrounded by war. One-Shot based on the events of 3x17!

He kept it together, more or less, through the whole case. And he knows, god does he know, that sometimes the oddest things can set people off. But of all the places for the linchpin to be, all the people to pull it, he wasn't expecting it to be Voight. Tag to 3x17 Forty Caliber Bread Crumb. Oneshot.

Fourth of July takes an unexpected turn. One-shot.

Erin and Jay have to watch baby Daniel for the weekend...

soldiers are never the same when they get home from a warzone and jay halstead is no different. (fourth in the original posting order of my cpd metas.)

quiet moments at home and those times when the dangers of the job are too real for halstead and lindsay. (second in the original posting order of my cpd metas.)

a window into what life might be like beyond the job for jay halstead and erin lindsay. (first in the original posting order of my cpd metas.)

A one-shot about Jay, that revolves around his military past.

After 3x07 Jay didn't want to talk to anyone, but Erin was smart enough to know he needed to.

"It was that somewhere along the line, he became something different. A version of himself that was filled with darkness." Also features Will Halstead from Chicago Med, but is predominantly set in Chicago PD.

A series of one shots about different moments missed on screen so far or just random fun ideas. Some will be slightly AU, while others go along directly with episodes. Centered around Linstead, but the rest of the unit will be around too!

[Set before "A Beautiful Friendship"] Greg "Mouse" Gurwitz and Jay Halstead have been best friends since they served time overseas. Since returning, Mouse had a hard time adjusting back to a "normal" life while Jay worked his way through the police academy and ended up in the Intelligence Unit. One night after shift, Jay found out just what happened to his lost friend.

Intelligence detectives Jay Halstead and Erin Lindsay and their undeniable chemistry with one another are reunited after he returns from a one year deployment overseas with the United States Army. How much has changed in a year? Will the two remain partners in crime or can they make a relationship work? Eventual Linstead.

She always knew Jay would get deployed back with the military. She'd had the feeling since she'd met him. Since the day they became best friends. Jay was always the one to assure Erin that the odds were good he'd never have to be deployed ever again. But Erin Lindsay and odds just never quite work out...One Shot

With Halstead wounded it takes more than just CIs and threat of arrest to save him. A brother story with Will, Jay, and Mouse.

Little Linstead Ranger fic.

All Linstead one shots from a list of prompts I posted on tumblr.

Sometimes being strong means having to be vulnerable. Even in front of the people we're closest to.

Sequel to 3x07- Jay talks to Ethan, before he visits Erin to tell her about his past...

Halstead comes to terms with what happened as his best friend stays by his side.

After an undercover gone wrong, this is how Hank Voight says sorry after feeling guilty towards an injured Halstead. But it leads to a revelation of a big secret. It is more Voight as father figure than a leader. Warning : A mention of child abuse.

Jay background story. Someone comes to visit Jay at the district and everything goes sideways

Jay knew. He'd been that close to the edge before, he knew what it felt like. To die. I don't own Chicago PD or it's characters.

Linstead. Oneshot. Pre-series. An attempt to explain why Erin gave Jay that knowing look in 1x01 when he told Kim about being in the Army and why Jay made that comment in 1x05 about Erin being there for him before.

Another one shot about Drew and Rick from the Nightshift. If you don't know them yet, do watch it! Let me know what you all think about this story as I appreciate your comments!

Jay's life is turned upside down when he suddenly has the responsibility of caring for a small child put on his shoulders. With the help of Erin, and the rest of Intelligence, follow Jay as he embarks on the journey of parenthood. {Eventual Linstead}

He came with a charming smile and smoldering eyes that always made her heart drum along a few beats faster than normal. He was funny and sarcastic and had noble intentions. He came with a heavy past and secrets of his own, but so did she and neither of them have ever judged the other for the demons that haunted them.

"Isn't it crazy that we would take a bullet for each other but this morning I couldn't have told you that you had siblings, let alone their names." "I don't think its crazy at all."

She opens her mouth to speak, but he shakes his head and keeps her quiet with a quick kiss to the lips. When he pulls away she swears she hears him say he loves her.

From dealing with PTSD to falling in love. Fights and freedom, intimacy and pain. Follow the comprehensive account of Lindsay and Halstead's story. From A to Z.

An accident forces two detectives to travel down memory lane while they fight for not only their lives, but the lives of their partner as well.

When your life is hanging in the balance, you realise exactly what's important to you. When Erin and Jay are kidnapped, they can only begin to imagine why. So when Jay's past comes back to haunt him will he ever be able to fix what's happened?

Clarke thought he was doing a good thing, but the decision begins to weigh heavily on him as he thinks about it in a holding cell. Season 2, oneshot.

Jay Halstead is cleared of the murder of, Lonnie Rodiger. He gets his gun and badge back but will he stay on the team? His teammates and partner didn't believe in him when he was charged. Except for Alvin Olinsky. What would have happened if he left the police force and ran away? Pushing everyone away. He goes to visit family and friends. What will happen? Has everyone.

It is totally AU ... As Halstead has to leave Molly's so quickly, Lindsay knew there was something wrong. So she is going to check on him. And as he let her in his apartment she found out the reason why they can't be more than partners. [Sorry for this horrible summary. It is my first Linstead Oneshot ever]

Jay and Erin sleeping at her place. But while Erin sleeps like a baby, Jay has his worst nightmare for a really long time. He dreamed about what happened in Afghanistan - was it only a dream or did these things happen for real? Erin is trying to comfort him, but gets shocked as Jay told her, that he didn't deserve to live anyway. [war drama x LINSTEAD x one shot]

Shay and Clarke talk when he visits Firehouse 51 after Jones' death. [ONE SHOT] [Set during, "A Heavy Weight"]

Linstead one-shot because the two of them are just to good together.

The unit decided to watching the new Spielberg movie. A movie about war and first Jay wanted to reject the offer but he changed his mind as he heard that Lindsay would be there too. But as he was watching the movie he wished that he had never agreed to come. [war drama x LINSTEAD x one shot]

On a birthday Jay need time to be on his own. But after Erin goes to check on him, he tell her something he had never told someone before. Something he did at the war ... something that's killing him inside and that can't be fixed. [some war drama x LINSTEAD x oneshot]

Jeff Clarke is trapped with an injured homeless teen in a fiery building collapse. What starts as a near tragedy ends up reminding him that it only takes one shift for lives to change.