Gates has had a strange first day at the LAPD. One of her Rookie officers looks exactly like a certain irritating murder mystery writer, and she suspects a prank is afoot. Crossover between Post-series Castle and Season 1 of The Rookie.

A/U For years, he thought she was dead. Murdered - he had been a suspect. He loved her. He mourned her, but the problem was that that person didn't even exist. The Castle characters aren't mine, but I raise my glass in Auld Lang Syne to Marlowe and company.

"I think you need to come with us, Mr. Castle. And on the way back to the Twelfth you can tell us everything you know." Detective Kate Beckett lives in a very different world. Caskett AU

Prompt from castlefanficprompts on tumblr: "What's your baby's name?" Caskett Meeting AU. Beckett is holding her newborn child in the park when young Alexis comes up and bluntly asks Kate what her baby's name is, to which Rick comes over and apologizing for if Alexis was bothering her.

AU. Time Travel. Snape goes back in time, holding the knowledge of what is to come if he fails. No longer holding a grudge, he seeks to shape Harry into the greatest wizard of all time, starting on the day Hagrid took Harry to Diagon Alley. No Horcruxes.

Bad timing and life-altering choices cause Beckett and Castle to swap places: He's the one that is pulling away and she is the one reaching out. Now, if she wants her happy ending, Beckett will have to win Castle's heart...and prove they are worth of love

Harry allows Ron to compete for him in the tournament. How does he fare? This is a Harry/Hermione story with SERIOUSLY Idiot!Ron Bashing. If that isn't what you like, please read something else. Complete but I do expect to add an alternate ending or two.