Michael and Mahone try to lure Whistler out of his hiding place. T-Bag gains some upward momentum in the prison hierarchy as the water supply is running low. Lincoln meets familiar and not so familiar faces on his quest to free Michael.

After taking delivery of a package from The Company, Lincoln realizes that they are deadly serious. Michael's new break out plan relies on electricity. Haywire is back from the dead, haunting disoriented Mahone. Bellick and T-Bag get special attention from Lechero.

A new inmate named Tyge is brought to Sona. After he seemingly recognizes Whistler, Michael's doubts arise. T-Bag enters a new area of commerce.Lincoln goes to the seaside with Sofia. Sucre takes over the side-business of his predecessor.