The O'Donnells' father is murdered, the son thinks he was killed by one of the Westbrook boys, their next door neighbors and constant adversaries.

Jack has to go to a grand jury over his alleged participation in Hopkin's death and has to wait to see whether he still has a career or not.

The ex-wife of McKenzie, the prosecutor who helped Jack, is found dead in her apartment. 'Woody' is the main suspect and the detectives investigating think he may have hired a killer. Looking for help he calls Donovan to help him.

Terry gets deeper into his undercover role and Jimmy finds out that the Irish gang involved is setting up a deal to buy automatic weapons.