Word Count: 980
Summary: Based on the song Remember December.
Disclaimer: I don't own The Big Bang Theory or the characters.

It had been hard for Leonard these past few months. Harder than he'd ever admit.

He and Penny had promised to stay friends after the breakup, but like so many promises, that one had quietly shattered. Now, they were polite strangers - offering forced smiles in the hallway, making small talk over group dinners in 4A. But when the nights grew quiet, and there was no one left to distract him, Leonard felt the weight of what he had lost.

Tonight was one of those nights.

He got into his car, grateful for the rare solitude. Sheldon was out with Amy, which meant no lectures about fuel efficiency, how it was a distraction, or the inferior acoustics of car speakers. Without thinking, he turned on the radio, letting the familiar hum of music fill the space. It had been a long time since he'd allowed himself this - singing along, getting lost in melodies.

Then a song came on. A quiet, aching tune. The kind that sneaks up on you, slipping past defenses you didn't realize were down.

And suddenly, Leonard was somewhere else.

A cold December night. A bar lit with soft golden lights. Penny's laughter ringing in his ears as she pulled him toward the dance floor, her hand warm in his.

He'd been hesitant - he always was. Penny was the one who danced through life, who pulled him into moments he never would have entered on his own. But that night, when she rested her head on his shoulder, when her fingers curled against his back as if she belonged there, Leonard had felt something indescribable.

It wasn't just happiness. It was certainty.

He had looked into her eyes and told her she was beautiful, and she had smiled - not her usual smirk, not the teasing grin she gave when she was about to make fun of him, but something softer. Something that had made his heart clench because, for a fleeting second, he had let himself believe this could last forever.

Tears blurred his vision. He hadn't even realized they were falling.

By the time he pulled into his apartment building, the memory was still clinging to him. But instead of the sharp, unbearable sting he was used to, it left behind something different. Something bittersweet. A warmth in the cold.

Maybe some things weren't lost forever.

Penny was exhausted.

She hated her job. Hated the long hours, the aching feet, the fake smiles. But she needed the money, so she put on her best "Penny charm" and pushed through.

It was easier when she had something to look forward to.

Before, she'd come home, kick off her shoes, and go straight to 4A. She'd wrap her arms around Leonard, burying herself in the comfort of him, letting him hold her like she was something precious. And he would - without question, without hesitation—because that's who he was.

She used to tease him about the little things. The way he quoted movies as they played, the way he insisted she watch Blade Runner for the hundredth time, the way he always defended his nerdy obsessions even though she barely understood half of them.

And yet, she had loved every second of it.

Now, she came home to silence.

She turned on the car radio, hoping for some background noise - anything to fill the void. But then, a song played. A quiet melody. The kind that pulls you back into moments you swore you'd moved past.

And suddenly, she was back there.

Curled up next to him on the couch in the dead of winter, wrapped in his hoodie because it smelled like him and made her feel safe. Feeling the steady rise and fall of his chest as they watched some movie he had seen a thousand times. Rolling her eyes when he whispered the next line under his breath, but secretly loving how happy it made him.

She could still hear his voice. "You watch rom-coms all the time even though you know how they end. What's the difference?"

She had laughed. "The difference is, I don't recite them while I watch!"

That fight had ended the way so many of their fights did - giggling, tangled up together, kissing until they forgot what they were even arguing about.

Now, there was no one waiting for her when she got home. No warm arms, no soft reassurances, no stolen kisses.

Tears blurred her vision. She pulled over, gripping the steering wheel as she let them fall.

She missed him.

God, she missed him.

By the time she reached her apartment building, her heart was pounding.

She should let it go. Maybe they were better this way. Maybe the universe had decided they weren't meant to be together.

But then, before she could second-guess herself, she found herself outside his door.

She hesitated.

Raised her hand to knock.

Paused.

What if this was a mistake?

What if he had moved on?

What if she had?

But before she could walk away, the door opened.

Leonard stood there, looking at her with a mix of surprise and concern. "Penny?" His voice was quiet. Gentle. Familiar. "What's wrong?"

And just like that, everything made sense again.

The doubts, the fears, the sleepless nights - all of it faded the second she saw his face.

She smiled.

Not a smirk. Not the playful, teasing grin she gave when she was pretending to be fine.

A real, unguarded smile.

Leonard blinked, then smiled back - the kind of lopsided, shy smile that had always made her heart do stupid, ridiculous things.

She had been searching for warmth, for something to hold onto in the cold.

And she had found it.

She had found him.

And on those cold December nights, Penny's apartment wasn't cold anymore.

The End

This is an old story I published a while ago, but I had to remove it because it included song lyrics. I saved it on my hard drive, waiting for the day I could rewrite it without the lyrics and make it work. That day has finally come, and I'm really happy with how it turned out.

Hope everyone enjoys this story!