Flashbacks unveil how Lincoln, Sucre, T-Bag, C-Note and Dr. Sara ended up in prison and what drove Michael to plan his brother's escape.
Sarah considers sacrificing herself for Michael and Lincoln's freedom; T-Bag's reign of terror continues in Mexico; Bellick forces Sucre to track down the missing money; Mahone's actions catch up to him.
With Lincoln's execution just minutes away, the team makes a break for it.
Lincoln, Michael and Sara find the evidence they need to expose the conspiracy; Mahone forces one of the escapees to lure Michael and Lincoln into the open; Kellerman sets his sights on the president.
Michael and Lincoln experience car trouble; Sucre tries to stop Maricruz from taking a gamble; C-Note wants to reunite with his wife and daughter; Bellick partners with an unlikely ally.