An ex-60's radical uses runaway kids to commit a rash of crimes. Joe goes undercover as a shoe salesman to clear Maria of shoplifting charges. Caitlin accompanies Nash to a ritzy ball.

Nash must stop a sniper terrorizing the city by shooting victims at random. A rat infestation forces Joe to confront his "landlord", Nash, about the problem. Evan proposes to Cassidy, but in the wake of a serious traffic accident, Cassidy is left fighting for her life.