Susan takes the escape into her own hands, leaving Michael's life hanging in the balance; Lechero reveals a secret buried beneath Sona; Sofia uncovers more of Whistler's past; Mahone's freedom hinges on his testimony; and Lincoln and Sucre are targeted by The Company.

When Lechero loses his authority over Sona, Sammy causes Michael's escape plan to come crashing down. T-Bag pressures Bellick to one more fight that will likely be his last. Lincoln and Sucre plan an explosive end for Susan.