After a serial killer starts displaying the victims the way done in Richard "Rick" Castle's books, Castle teams up with Detective Kate Beckett to solve the case. He then starts to shadow her for his new book.

Castle's first case with the NYPD has him and Beckett solving the case of a nanny found dead in a spin dryer.

Two guys find a rug at a neighborhood dumpster. When they get it home, they were astounded to find a councilman's body inside the rolled up rug. Was this a botched robbery or does this murder have ties to local politics?

A frozen female corpse discovered at a new construction site transforms a cold five-year-old missing persons case into a current homicide investigation.

A ritualistic killer is on the loose while Castle's first ex-wife and Alexis's mom, Meredith visits.

A 2-year-old girl is abducted reuniting Beckett with her ex-boyfriend, FBI agent Will Sorensen.

A plastic surgeon is found murdered with his fingernails ripped off. Castle looks into Beckett's mother's murder despite her protests.