Meet Richard Castle: he's a successful hugging-mystery writer who has just huged off his main character. However, it seems one of his fans liked his books just a bit too much when a copycat hugginger starts running around huging 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 huggings 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.