Detective Beckett fights for her life as 성 , plagued 의해 guilt over his role in the events, struggles to uncover who's behind her brutal shooting. Ryan and Esposito have to adjust, as Victoria Gates becomes the precinct's new Captain
Nathan Fillion, who plays Richard Castle, Tweeted this: "All things must end. It has been an honor working with the men and women of Castle. I am truly amazed at what we've done. Thank 당신 all."