360 Forever » by SonicMessiah Kate is forced to confront a decision from her past. Set in early Season 5, before the Hamptons trip. Beckett and Castle are in the early days of their relationship, will they survive this new revelation? AU.

104 Kate, Jackson, and Alexis » by sab6749 Takes place after early S8 breakup and goes AU from there. Rick separates from Kate, and she is enticed to join Jackson's world. The duo is brought back together years later due to a professional encounter between Kate and Alexis that goes terribly wrong. There is a Casket ending though not with the passion most would like. I do not own Castle; I just play with the characters.

31 How Much? by TankW1 An AU story set in the early second season where Castle asks Beckett a monetary question.

81 Detonation and Disclosure » by imdoingthiswhy After the bombing in the episode "47 Seconds" - when Castle realized Beckett had been lying to him. But here they both realize how much is at stake and behave like grown-ups. He confronts Kate, and they manage to have a productive, adult conversation.

211 Coffee Shaped Wrecking Ball » by MadAboutCastle1090 Coffee is their thing. It's greeting, peace offering, unspoken promise to always be there. Coffee has helped to tear down her walls. A late night conversation adds a new layer to their coffee story. Kate hopes she can use what she's learned to help tear down the walls between them. An AU beginning in late S4. Not a winter fic, but my entry for the Castle Ficathon Winter 2021.

821 Cruel Summer » by Garrae If he wasn't going to be around, what did anything matter? Justice. Justice for the victim, justice for their families, justice and closure. Justice mattered: being the best cop she could be to deliver that justice. Whatever toll that took. Whatever price she paid. Post Castle leaving, s2. Summer Ficathon 2021

144 Two Can Play » by Leonard 356 Another AU season two story. Rick finally has had enough and leaves the twelfth forever. Only this time there is no ex wife to go with. There are however, consequences resulting from their treatment of him.

30 Come up to meet you » by lissaalwys "She never in a million years would have thought that the day would come where she would have to move on from him." A little alternative ending to 5x23 Watershed

75 The Spirit of the Season » by skygirl55 What if "47 Seconds" had happened just before the holidays? A Castle S4 Holiday AU. 3 parts.

408Falling 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.