Furillo throws away the rule book when two young men rape and murder a nun during a church robbery; Belker befriends gay prostitute Eddie Gregg; Calletano faces a tax audit; and Joyce feels helpless as public opinion works to destroy her client.

Hill and Renko arrest councilman Detweiler for drunken driving; Belker is joined by actor Jon Gennaro on his undercover job; Fay goes to work as a crime reporter for an advertising weekly; and Furillo looks into the charges made against his men by a bitter Lou Hogan.