AU – return to the pilot episode. Imagine they did go to dinner to debrief and then kept their personal life a secret.

When Kate Beckett, no-nonsense professional ballroom dancer, takes on bestselling novelist and renowned playboy Richard Castle as her partner for the third season of Dancing with the Stars, will the sparks that fly light up the dance floor, or send their chances for the trophy up in flames?

Rick Castle sometimes couldn't believe that this was his life. A Take the Stairs verse ficlet. Caskett, Castle AU Fic.

Six weeks after Beckett is shot at Montgomery's funeral, Castle gets a shocking call. Complete.

After the events of Always, 4x23, Castle and Beckett in his bed, both trying to work through the storm. "What's past is prologue." -The Tempest, William Shakespeare. Rated Mature. Multiple chapters.

A collection of unrelated one-shots exploring various 'what if' scenarios. #25: What if… Castle and Beckett hooked up at Ryan & Jenny's wedding?

An entry for the Castle Ficathon Winter 2019, because S4 told me to: This is a story about love, pure and in no way simple.

Pre-Series installment of "Hypotheticals." A recently divorced author meets a gorgeous Stanford pre-Law student at a book signing in late 1998. The pair meet again nearly a year later when she's recovering from a tragedy and he's acclimating to life as a single father. Both are struggling more than they let on. A pre-series exploration of characters/love/friendship/romance.

After the episode Sucker Punch, Beckett reaches out to Castle. Their seemingly simple arrangement grows more complex. Another oneshot in the Fool Me Again universe.

A chance meeting leads to a grand scheme. Set during S3. Complete.

"He cares about you, Kate. You may not see it, may not have been ready to before all of this, but he does." An AU twist to 2x18, Boom!

Beckett reads something she shouldn't in Castle's office. Set immediately after 2x18 "Boom!" Complete.

A long lost relative, a curiously worded will, and an expansion of their partnership agreement lead Castle and Beckett down a path neither of them could have ever imagined. Caskett. Set mid-Season 3.

For caffinate-me's Bookstore AU prompt. Kate Beckett's bookstore is in danger of closing. However, she might be able to save her store, with the help of a certain author and his young daughter.

"This is a bad idea," Kate whispers as Lanie fluffs the skirt of her dress. Her best friend straightens to adjust the stray curls of Kate's hair, ensuring the pretty bun at her nape is secure. "A little late to be getting cold feet, honey." Set any time between 4x10, 'Cuffed', and 4x11, 'Till Death Do Us Part'.

Post Season 2. Beckett goes on vacation while Castle is writing in the Hamptons. Circumstances cross their paths and they end up spending some of that time together.

This is an AU story. When Kate brings her book to be signed by Castle after her mother is killed, he is curious about the grieving girl. He invites her for coffee, and they become penpals until... The cover art is by @Artifex Prime

Nothing else exists in this world after Kate Beckett utters the words, "Castle, if we were getting married " with that open, adult look in her eye. AU set during 4x11: "Til Death Do Us Part"

My collection of Non-Canon Caskett stories. Each story features a what-if scenario about this pairing and different times their relationship could have taken a turn toward the romantic. 2 Complete Stories: "Flowers for your Confusion" &"The Conspiracy." Began posting new seasons as separate stories marked as part of the series.

Kate remembers all of their coffee firsts. Caskett.

Spending New Year's Eve in a loud, crowded club isn't Kate Beckett's idea of a good time, but she manages to find a silver lining, and a familiar face. - A pre-series Caskett AU meeting fic.

Because I read a prompt about Kate Beckett being an actress, cast in a new role as a detective, who, for character research, is paired up w/ NYPD partners Rick Castle & Jordan Shaw to observe and learn the ropes. And, of course, there's a spark between Kate & Rick, but he's currently seeing his on-again, off-again Kyra Blaine, which makes things a bit more complicated.

A chance encounter in the park has the potential to turn Kate Beckett's life upside down. Caskett AU. Now Complete.

"You're still here. I thought… I said I'd call you." Her words hurt him; pierced his carapace of calm. "Yeah. But it sounded like you wouldn't," he said bluntly. "So before I go, answer me just one thing. How much do you really remember?" AU, after Beckett was shot in s3. #Castleficathon2018

An entry for Castle Ficathon 2018: In this AU, you will meet Kate Beckett, a woman who long ago moved back to her small hometown to help care for her father, and you will meet Rick Castle, a famed mystery author at the lowest point in his career, and thanks to one arbitrary decision, they meet one another. Love ensues.

AU set in the summer after S4. Castle and Beckett have left the precinct, but not together. Complete.

"Mistress Heat," Castle greets, entering the private room with the usual smug, self-satisfied grin strung across his lips, the spark in his eyes twinkling in the red glow of the private room. "How's business today?" AU for 2x16, 'The Mistress Always Spanks Twice'. One shot.

Beckett and Castle play a surprising new game, early in S5. Three-shot. Rating will go up to M in the second chapter. Complete.

'It's been five years and she's undoing him in five minutes.' AU.

AU based on 3x08, 'Murder Most Fowl'. Inspired by a prompt from the castlefanficprompts page on tumblr: Richard Castle meets Detective Beckett when they show up at the soccer field that their children are playing their game on. One shot.

It's well known that a sunflower orients and opens to the sun. Surely in New Orleans, the city of magic, voodoo, music and food, Castle could find a way to open Beckett up? Written for the Sexto de Mayo Pornado. #NSFW #CastlePornado

Being in love with someone isn't always enough to want to be with them. Caskett AU. Two-shot.

Just weeks before his wedding, Rick Castle has another important event to worry about. A 'Much to Be Thankful For' verse story. Caskett AU.

"What would you do if it was the last night of your life?" He knew what he would do. He'd do what he hadn't done before the bomb, what for long, desperate, gruelling and agonised moments he'd thought he would never have the chance to do. Two shot. First chapter T. Second chapter M.

Inspired by the prompt: "Beckett gets to know Castle while he's married to Gina." Pre series AU.

A Castle Ficathon Winter 2017 entry. I borrowed most of the bones of this piece from a prompt (too lengthy to include here), with thanks: Set following events of late season 4, Kate and Rick are no longer partners. In fact, Kate hasn't heard from him in months, but that doesn't mean she's ready to let go…if his heart is still open to her, that is.

A new Christmas advent/ure. The idea is that each AU gets a chance to tell its Christmas story. I'll mark the chapter with the AU in which it is appearing so that you'll know what universe we're in, and if the story requires more than one chapter, then it will be labeled: Ultimatum - Chapter 1, Ultimatum - Final Chapter, etc. A new chapter every day of December thru Xmas Day.

A Castle Advent Calendar fic! Each chapter will be a Christmas song inspired one-shot and provide a glimpse into Castle and Beckett's future holiday seasons. All will be set post season 8 and not in any chronological order.

Kate Beckett just finished her first day as Captain of the Twelfth Precinct. Yet she didn't want to go home to an empty apartment. Her life was a lonely one. And she felt like celebrating this milestone in her career with the NYPD. But the last thing she expected was to run into Richard Castle. Caskett. Set in an alternate Season 8. Rated T. COMPLETE. For CastleFicathonWinter2017.

Kate Beckett wakes in a world where nothing is as she knows it to be. A season 4, AU story. NOW COMPLETE.

This is an AU story. It begins in "Countdown" after the celebration in the conference room, but Josh really did go to Haiti and doesn't arrive to stop Castle from saying what he wanted to say to Kate. Of course, I own nothing Castle, but the characters still live in my mind.

Castle's adventurous and creative courtship of Katherine Beckett. Just like Castle, Andrew Marlowe and his band of cronies have wooed us into playing in his adventure park. Thanks for your inspirational characters and for letting me hang around the sand box. Set during season five.

"She can't stop thinking about it. About him. The feel of his lips pressed against hers as his hands tangled in her hair. The feeling of him pressed against her, taking every ounce of her strength not to roll her hips into his." Season 3 AU where Castle and Beckett get together before she's shot and they spend the summer together at the cabin. Summer Ficathon 2016.

'Kate Beckett is simultaneously a mom and a homicide detective, in no way does she have time for a relationship, let alone with someone like Castle and definitely not now, during the hectic holiday season. Even if he could apparently make her daughter smile easier than anyone else has in a long time.' An AU story for Christmas.

The moment they met, their lives became extraordinary. They just didn't know it yet. A pre-series meeting AU. Entry for the Castle Summer Hiatus 2015 Ficathon.

Beckett's all alone in Manhattan, and Castle's in the Hamptons with Gina. Now what? All hell's about to break loose, that's what. Set in the summer between S2 and S3. Complete.

AU: Rick Castle goes on a writing retreat and meets a mysterious stranger.

'Kate Beckett may have slid beneath his skin, threaded herself through his veins and leaked into his bloodstream, but maybe it was a good thing, for now, for the sake of the mission. He'd have her out of his system by the time it was all over with.' A roughly season 8 inspired AU.

"Kate had not wanted to be here tonight. She should have been home, studying for her upcoming bar exams, but her Dad had gotten an unexpected call from the office, one he couldn't postpone until the next morning. And so here she was, at one of Richard Castle's infamous book launch parties." Prompt-fill AU: pre-series Caskett meeting.

A heavily medicated Beckett, recovering from her shooting at her father's cabin, starts texting. Set in the summer after 3x24 "Knockout." Complete.

'It's his first signing abroad since… since she made a mess of things and spent months with him at her side, carefully putting all the pieces back together and earning the forgiveness she sought, the trust she shook.' A post season 8 AU. Inspired by photo prompts sent to me on tumblr.

Castle and Beckett spent one night together and over a year apart. Now they were neighbors and they had a second chance for something extraordinary. Pre-Series AU, Meeting AU. Caskett. A prompt response written for CastleFanficMonday and continued for the 2015 Castle Hiatus Ficathon.

When Special Agent Kate Beckett is offered an interview for a Secret Service position at the White House she didn't know what to expect, but even less than the position as personal protection for the first daughter, she never expected him. President/SSA AU. COMPLETE.

Because they discussed fonts—really, fonts—long before they chose their Save the Date card. A series of standalone, unrelated chapters, covering a wide time period and with a variety of ratings. The first one, rated M, takes place during the book party in 2x05, "When the Bough Breaks." Also, because a few people have asked: yes, every font mentioned in these chapters is real.

Castle and Beckett go undercover at a gated community, to investigate a string of mysterious deaths. Set Christmastime of season four, after Cuffed.

While recovering from her shooting, Beckett comes up with an unusual way to make amends to Castle. Set after 3x24 "Knockout."

kairos (ancient Greek) - (n) the perfect, delicate, crucial moment; the fleeting rightness of time and place that creates the opportune atmosphere for action, words, or movement; the time of possibility. COMPLETE

Young Kate Beckett had looked for a night to forget only to find it turned into one she would remember for the rest of her life. AU

Kate has a sudden realization that she is ready for more with Castle. As a result, she needs to revamp her lingerie drawer.

When Kate Beckett went to get her book signed by Richard Castle, she never imagined that she'd end up meeting his daughter, much less offering to babysit for the afternoon. AU.

Post episode 3x24 cliffhanger therapy. Hurt/comfort.