When Michael reveals his escape plan to Sucre, Sucre chooses to be no part of it, and requests a cell transfer. Michael gets a new cellmate called Haywire.
Veronica uncovers new information regarding Lincoln's case and decides she wants to work on the case full-time. When no one wants to help her, an attorney named Nick Savrinn offers his assistance and the two of them visit Lincoln.
Michael's new cellmate, Haywire, causes problems with the escape plans.
While the riot intensifies, Abruzzi and Sucre join forces. Michael must decide whether or not to save the life of Dr. Tancredi.
Abruzzi's demotion in the prison hierarchy puts the entire escape plan at risk. Michael finds himself in the unenviable position of trying to protect T-Bag's new "fish" and facing the threat of T-Bag exposing the plan to the guards. The inmates dig themselves into a hole.
Abruzzi struggles to get his crew back to PI. He tries to convince Michael to reveal Fibonacci's whereabouts to Falzone.
Agents Kellerman and Hale receive some professional help for their search, as the Vice President isn't satisfied about their progress so far.
An inmate becomes suspicious of the escapees' work in the break room.
Steadman's money trail leads Veronica and Nick to a surprising discovery.
Michael gets a visit from his wife, much to everyone's surprise. She brings him what appears to be a credit card, but is in fact something entirely different. Bellick does some research after seeing Michael's wife, whom he thinks looks familiar.
Michael learns that his watch has been stolen by a guard, and he must enlist the help of an inmate in order to get it back.
In the woods, Veronica, LJ and Nick are threatened by Quinn, who is determined to find out who else knows about the conspiracy.
Flashbacks shed light on the past actions that led to the incarceration of Lincoln, Sucre, T-Bag and C-Note. The basis of Michael's ingenious break-out plan is revealed. Dr. Tancredi recalls how she ended up in Fox River State Penitentiary.
Michael must get the key to the infirmary and enlist the help of an old face, while Lincoln learns the identity of his kidnapper and another inmate learns of the escape.
As the escape is in progress, Warden Pope and Captain Bellick begin a search to detain the escapees. Michael and company struggle to reach the airfield as the police is hot on their heels. Veronica discovers a major piece of evidence that could prove Lincoln's innocence. The Vice President is worried about losing her authority.moreless