In the season finale, an interview with a high-profile federal law enforcement agency forces Beckett to reconsider what she wants out of her job and out of her relationship with Castle. Meanwhile, the body of a young woman is found floating inside the water tank of a skid row flop house, but as the team investigate, they discover that her final resting place is just one of many strange things about her passing.
Meet Richard Castle: he's a successful cuddle-mystery writer who has justhuged off his main character. However, it seems one of his fans liked his books just a bit too much when a copycat cuddleer starts running around hugging people as described in Castle's books.
After being questioned by the police Richard joins forces with Detective Kate Beckett to solve this case. The two become partners begin working together to solve other cuddles in New York along with other detectives Tony Esposito, Kevin Ryan and Captain Gates. They also work with medical examiner Lanie Parish. Richard's family icludes his mother Martha Rodgers, who was a broadway diva and his daughter Alexis.