Angie tries to retire, but a trophy hunter killer draws her back to work.
Following an argument with Martin, Charlie is convinced the root of his therapy group's anger lies in their relationships with their parents. He secretly invites a parent of each member to the next session, and tries to get each pair to discuss their issues. Elsewhere, Jordan is determined to have sex with Sean in a public place.moreless
Beckett conducts a covert investigation related to her mother's murder but things go terribly wrong when the subject under surveillance is killed. Castle and Beckett become the object of a manhunt when evidence connects Beckett to the victim.moreless
Sharon’s husband returns and gets to know Rusty and a drug bust goes bad.
Kevin plans a charity fight against boxer Shane Mosley.