The Westies' fragile deal with the Italians unravels after a reckless kidnapping; Flanagan is released from Bellevue and rejoins Roarke's crew, Keenan is pulled onto an FBI task force, and Bridget receives a dangerous assignment from an IRA contact.

Sweeney strikes a deal with Castellano: rob a Colombian disco and Flanagan walks free; Bridget seeks counsel about Cahill, while Keenan investigates the killing of a cop in Boston.