Post 7x15. What happens the night Castle and Beckett return to the loft after the death of Tyson and Nieman. Started as a one-shot and has progressed into more.

Post 5x08: After an eventful night being chased by mobsters Castle and Beckett return to the loft to unwind and relax. It's there that Castle learns a secret about Beckett that she was trying to hide - she is extremely ticklish! Fluffy Caskett drabble