After a terrible date with Lucy, the girl he met at Stuart's comic book shop singles party, Raj vows never to leave his flat or interact with another woman again.
Castle tries to protect Beckett as she pursues the man who shot her; the 12th precinct is forever changed as feelings and secrets are revealed.
Will tries to protect Neal, while Charlie, Reese and Leona (Jane Fonda) tackle a hostile takeover bid. Elsewhere, Sloan and Don assess their relationship.
When a popular off-duty police officer is slain during a robbery, the CSI team tries to elicit the truth from their suspects.
Spencer is ready to talk; Ashley is involved in a hit-and-run accident; Hanna hides a new secret; Aria contends with Ezra's new life with Malcolm.