Nash and the team track down a vigilante intent on bringing murderers to justice; Caitlin and Joe form a partnership to deliver doughnuts via the Internet. Evan gets in trouble and calls Cassidy for help. Cassidy finds a new boyfriend.

Lowlife Frankie Dwyer returns, this time importing Vietnamese women as sex slaves, as Caitlin goes undercover as the seller. Nash has a tooth ache and refers to Caitlin by his first wife's name. Joe is aggressively pursued by bodybuilder Spike; Evan bumps into Cassidy in his job as a parking lot attendant.