Luca tries to install his candidate for union president during a strike; a former employee crosses Luca's path; Torello thinks there's a traitor in his ranks.

Torello's relationship with the ex-wife of one of his men uncovers disturbing information about the man, who allows a slip in the force's security.

Luca sends Taglia and Holman to sabotage a neighboring casino; Torello's inside man witnesses actions that could bring Luca down.