In the conclusion to The Southie Pact : David Brown, Mark “Jaws’ Jaworski, and Jack “The Junk Man” Jenkins are faced with life-changing decisions which will determine their fate, as well as the fate of those they love. Mia Davis and Billy Stevens’ lives revolve around doing drugs, getting high. As they continue walking along the road of drug addiction, they dismiss the possible consequences of their errant behavior. Katie Walsh, reminded of the past and the loss of her sister, moves on with her life, while Kaleigh McDonough searches for peace of mind after tragedy strikes.