AU. On January 9th, 1999, Castle saves Johanna Beckett from being murdered. His act of bravery sparks a complicated love with her daughter, and a totally different life and career path for Kate Beckett. Because although Johanna lived, someone out there still wants her dead, and as the years go by, Kate Beckett and Richard Castle are determined to find out who.

'He's never known a laugh more beautiful than the one that belonged to her. He'd never forget it either.' One shot.

4x01 Rise AU What if Castle hadn't said "someone you care about" but "someone you love" during that confrontation outside of the bookstore?

3 word prompt - kate drunk london — ANONYMOUS

"It's him," her colleague answers and it's the solemn tone of his voice, the grave quality of words that she's heard in only the most dire of circumstances, that confirms it for her before he has to say another word. "It's Castle. They found him. Alive." AU. An entry for the Castle Ficathon 2017.

In 4x21, "Headhunters," Castle and Beckett are compelled to do something they're loath to. Complete.

As their working relationship continues to deteriorate, Castle and Beckett must chase a serial killer targeting the city's billionaires. Set late in S4, after Headhunters and The Limey. [Castle Summer Hiatus 2015 Ficathon Entry]

'He doesn't truly know what they are – broken up, on a break, straddling the line between the two. All he really knows is that they can't be over.' A series of tumblr prompt fills with the common theme of being a 'post break-up AU'.

'The blood has consumed the white of her shirt, drenched the fabric of her jacket, left her skin dull and papery, but he fell in love with a fighter, a warrior of a woman, and she can't give up now. He won't let her.' Takes an AU turn immediately after the shootout in the kitchen in 8x22, 'Crossfire'.

AU: "It still catches him off guard, the wave of curiosity like a weight lifted off his shoulders, the wave of inspiration so very sweet, a taste of something he hasn't had in forever. Kate Beckett. She's going to be a tough nut to crack." Castle and Beckett meet in yoga class. Entry for the winter ficathon 2015.

'The glimpse of her face, her smile illuminating his screen, causes his chest to burn, consumed by fire that chars his heart. He loves her, but it's not enough. It's too much. And he can't take anymore.' An alternate end to season 4 that changes everything.

Set about two years into the future (hypothetical season 10), apperception is having a full understanding of an event because of the conditions that inspire it. A story roughly prompted by tumblr's one-writer-girl: "Beckett tries to win them back."

After 6x23, Beckett goes to sleep regretting all the time she lost with Castle. The next day Beckett wakes up and she's in the body of her 1x01 self. Not a Death!Fic. Rated T for Language and Violence. Prompt from CastleFanFicPrompts on Tumblr. Now Complete!

"She came. He hadn't expected it: they'd lost their anniversary dinner to a rain check and the simmering idiocy that was Esposito and Ryan. But she came... And he would conquer." Spoilers for 8.07. One-shot.

A sequel to A Season in Hell. Castle is recovering from a gunshot wound intended for Beckett during Montgomery's funeral.

"She's Kate Beckett and it's midnight and she's falling apart on his doorstep." An AU set two months after Season 3. COMPLETE.

Eight years later Richard Castle is found, and it's no longer his ring on her finger. AU from 6x23 "For Better Or Worse".

AU: He was arrested for her mother's murder. She sat in the courtroom and watched as the jury convicted him of the crime. She visits him, without fail, once a month, asking "Why?" but each time, he insists he's innocent. Full prompt inside. COMPLETE.

AU Post 'For Better or Worse' The search for Richard Castle.

"He'll never love you like I can." Late S4. Post epi for The Limey.

Kate Beckett hates hospitals. She hates the white linoleum tiles and how she can't help but wonder how often they are stained red. She hates how the walls all look the same, that no one could paint on even an ounce of joy. But what she hates most now is that her grandfather is there and she has no idea why. Post-Undead Again.

One Shot about Kate Beckett's goodbye to the world. Trigger warning: this could be disturbing or distressing.

Between them they have racked up enough nightmares to last any sane person a lifetime and they still keep going, keep making it through to the other side. But tonight she needs the reassurance. The comfort she finds only in him. Post Dreamworld Pre Need to know. *contains mild spoilers for aired promos of 6.03*

AU from season 4, in which Castle doesn't let Beckett run from him over the summer she recovers from the shooting. "She is sand slipping through your fingers. You need to hold on for one moment more." COMPLETE.

She's breathing hard, so hard it hurts. Breathing like she's still running.

She's come here with the answer to the wrong question and she cannot take her eyes off of him, off of the ring he's holding out to her and she's stupidly looking through the center of it to the man behind, to the blue in his eyes. Post Epi Watershed prompt.

"I love you." A set of eight semi-interconnected one shots set at the end of season four and into season five.

"my blood approves, and kisses are a better fate than wisdom. . .And death i think is no parenthesis" -ee cummings co-authored by Sandiane Carter and chezchuckles

'"Kate…" He put as much into that one word as he possibly could as her face faded into darkness.' Post 'Limey,' slight spoilers for Headhunters

Post-ep for Headhunters. Beckett stops by Castle's loft to fix some things, both skin deep and otherwise.

The panic attacks came back. And the nightmares and the fear-a constant, heavy thing, buzzing in her peripheral vision, clattering in the back of her mind. And he was gone. There was that, too. Post "The Limey". Castle/Beckett figuring things out.

A case at the 12th leads to the capture of the person Beckett cannot live without; with Rick being held by a psychotic sadistic criminal, it's up to Kate to get him out while forced to confront her worst fears. Set in S4. Will continue after the crime.

It's just a scar. It doesn't mean anything. COMPLETE Spoilers for oblique allusions to season 3 finale, and maybe some of season four. Second chapter due to popular demand.

Castle is shot on a case and Beckett needs to help take care of him when Martha and Alexis can't. Comment and let me know what you think, if you want me to continue or not!