407Falling Down » by madreag
Richard Castle is facing the greatest crisis of his life. He cannot reason or write his way out of this one. In this desperate time he turns to his partner Kate Beckett for advice and help. What follows surprises both of them. This AU takes place three years into the series.Castle, T, English, Angst & Romance, chapters: 24, words: 92k+, favs: 92, follows: 218, updated: 9/1/2020 published: 4/26/2020, Rick C., Kate B., Alexis C.
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Hardest Battles We Fight » by PossumSoul
She gave up everything for something that she just lost. It was her all or nothing. Now that it's gone, she realizes just how much she gave up, and how much of it wouldn't just sit around and wait for her to come back. Especially not him. (Post Watershed[5x24]) *COMPLETE W/ 2 PART EPILOGUE*Castle, M, English, Drama & Romance, chapters: 48, words: 183k+, favs: 228, follows: 266, updated: 7/23/2020 published: 11/8/2019, [Kate B., Rick C.] Alexis C.
376 Don't Give Up On Me » by skygirl55
When Richard Castle meets lawyer Kate Beckett on the subway he has no idea how she might change his life-and help him deal with his dark past. Caskett AU. For Castle Ficathon 2020Castle, T, English, Romance, chapters: 15, words: 44k+, favs: 158, follows: 200, updated: 7/5/2020 published: 5/14/2020, [Kate B., Rick C.]
546 Did You Hear That? » by WRTRD
Set during 5 x13, 'Recoil," after Beckett saves Senator Bracken from a car bomb. Complete.Castle, T, English, Drama & Romance, chapters: 12, words: 33k+, favs: 104, follows: 164, updated: 4/27/2020 published: 11/7/2019, Rick C., Kate B.
393Solace (Hypotheticals Series—Pre-Show) » by JohnQKole
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.Castle, M, English, Romance, chapters: 24, words: 122k+, favs: 145, follows: 239, updated: 12/11/2019 published: 5/2/2019, [Kate B., Rick C.]
925 Almost Home » by bravevulnerability
"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!Castle, T, English, Hurt/Comfort & Romance, chapters: 18, words: 48k+, favs: 453, follows: 356, updated: 9/27/2019 published: 8/19/2019, Rick C., Kate B.
49 Breakeven by EllaNight
Prompt fill: "Caskett break the bed." Insert for 7x03 Clear & Present Danger. "She wants all of him, wants his hands free to roam over every inch of her skin, for his talented fingers to drive her absolutely crazy. God, she's missed him. So damn much." My entry for this weekends Castle Pornado!Castle, M, English, Romance & Humor, words: 3k+, favs: 126, follows: 34, 8/9/2019, Rick C., Kate B.
654 Initially, I Thought » by WRTRD
Beckett reads something she shouldn't in Castle's office. Set immediately after 2x18 "Boom!" Complete.Castle, T, English, Romance & Humor, chapters: 13, words: 35k+, favs: 207, follows: 269, updated: 8/3/2019 published: 5/15/2019, Rick C., Kate B.
305Some Place Like Home » by PossumSoul
(7x06 AU) Instead of sending him home, the artifact is shot out of Castle's hand, breaking the artifact and leaving him trapped in the world where he and Beckett never met. Stuck in a world where nothing is right, Rick is torn between convincing this Kate that they belong together and trying to find a way back to his own. [Castle Fanfication 2019]Castle, T, English, Romance & Supernatural, chapters: 14, words: 47k+, favs: 85, follows: 153, updated: 7/31/2019 published: 6/9/2019, [Kate B., Rick C.]
985 A Matrimonial Accord » by skygirl55
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.Castle, T, English, Romance & Drama, chapters: 21, words: 73k+, favs: 291, follows: 333, updated: 7/20/2019 published: 5/11/2019, [Kate B., Rick C.]
27 Fool Me Again by JohnQKole
One-shot that starts at the party at the conclusion of Season Two's Vampire Weekend. Beckett isn't done getting her revenge. Just some light, smutty fun.Castle, M, English, Romance, words: 10k+, favs: 58, follows: 20, 7/8/2019, [Kate B., Rick C.]
290 Consequences (Hypotheticals Series--Season 2) » by JohnQKole
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.Castle, M, English, Romance, chapters: 13, words: 85k+, favs: 177, follows: 204, updated: 4/29/2019 published: 2/22/2019, [Kate B., Rick C.]
187 The Language of Flowers » by Garrae
"Suddenly it occurred to her that Castle was a wordsmith. A man who used language... And, therefore, she should be looking at the meaning of the plants he'd picked." Castle tries to win Beckett's heart in the oldest way possible. S1 AU, with flowers.Castle, M, English, Romance, chapters: 4, words: 13k+, favs: 86, follows: 96, updated: 4/28/2019 published: 4/21/2019, Rick C., Kate B.
121 Where's My Love by bravevulnerability
'He's never known a laugh more beautiful than the one that belonged to her. He'd never forget it either.' One shot.Castle, T, English, Hurt/Comfort & Romance, words: 5k+, favs: 166, follows: 49, 4/26/2019, Rick C., Kate B.
605 Running on Fumes » by WRTRD
Furious at Castle for showing evidence to an outsider–a flight attendant–and hurt by his dismissal of her, Beckett decides to take action. But so does he. AU set immediately after 4x20, "The Limey." Complete.Castle, T, English, Drama & Romance, chapters: 11, words: 27k+, favs: 144, follows: 213, updated: 4/6/2019 published: 1/5/2019
87 Within Reach » by skygirl55
Castle continued to follow his partner with tension in his gut. He just knew something was off about this place. Caskett S3 AU. 3 Parts.Castle, T, English, Romance, chapters: 3, words: 11k+, favs: 109, follows: 112, updated: 3/30/2019 published: 3/23/2019, [Kate B., Rick C.]
67 The Power of Ten by WRTRD
A one-shot story for today, set in the Eliot universe, but without Eliot. Complete.Castle, T, English, Romance, words: 2k+, favs: 35, follows: 13, 3/9/2019, Rick C., Kate B.
167 Begotten » by skygirl55
"Since our time together in that interrogation room, I've felt like you reminded me of someone. It's my daughter; you remind me of her." Caskett FFYG AU.Castle, T, English, Romance & Family, chapters: 3, words: 14k+, favs: 167, follows: 154, updated: 3/2/2019 published: 2/23/2019, [Kate B., Rick C.]
406 Be Okay » by skygirl55
Kate Beckett had almost given up hope on seeing her fiance again-almost. But now he was back, and that was wonderful, but things were also complicated for them and for their family. Caskett S7 AUCastle, T, English, Family & Romance, chapters: 10, words: 34k+, favs: 143, follows: 183, updated: 2/19/2019 published: 1/19/2019, [Rick C., Kate B.]
1k+Slow Burn » by Liv Wilder
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"Castle, M, English, Romance & Humor, chapters: 22, words: 66k+, favs: 366, follows: 527, updated: 2/18/2019 published: 5/2/2018, Rick C., Kate B.