 After the riot, Dr. Tancredi has questions about how Michael knew his way through the prison s crawlspaces. Lincoln, meanwhile, is informed by a visitor that his son s life will be forfeit if he doesn t agree to give up the fight and go down quietly, while At his home, LJ is confronted by the two agents who quickly murder his parents and frame him for the crime. Enraged over the loss of one of the guards, Warden Pope and Captain Bellick begin tossing cells and putting pressure on the inmates to find who the murderer was. As for the escape plan, a snag is hit when the team realizes they need the help of Westmoreland to get them access to a restricted room that happens to be right over the sewer pipe. Westmoreland is reluctant to jeopardize his chance at parole, but circumstances lead him to a decision.