Westmoreland uses Bellick to plug a hole in the escape plan, which forces Michael to move up the breakout timetable. A fearful Tweener pledges his loyalty to Michael and in return may get out of jail for free; Michael feels that he has no choice but to involve Sara in the plan and must betray his father figure; and Veronica finds her life in jeopardy from her closest ally, who has a surprising connection to a Fox River inmate.
Lily, Barney and Robin attend a high school prom to scout out a potential band for Lily and Marshall’s wedding reception. In order to get in Lily and Robin pretend to be the dates of two kids who were going alone. Ted and Marshall are back at the apartment where they are preparing the invitations to be sent out.
After stowing away aboard the flight containing Henderson’s contact and the incriminating recording, Jack finds himself having to deal with a pilot who refuses to cooperate.
Martha begins to break down, and Mike becomes suspicious of what she is hiding from him, while Logan tries to calm his financial backers.
Earl tackles No. 127 on his list by making amends for pilfering a police officer’s badge. When he discovers that the theft resulted in the cop’s demotion, he tries to get the officer reinstated.
After the crash, Kellerman tries to suffocate Lincoln, but he is saved in the last moment by a stranger. Sucre leaves the solitary confinement and Michael tells to his partners that he has completed the map, but he needs the key of the infirmary. Abruzzi is back to Fox River, apparently converted in a religious man. Warden Pope sends Captain Bellick to find Lincoln before notifying the authorities. Nick tries to convince Veronica that they are losing time checking the calls of Quinn’s cell phone. Michael kisses Sara and asks her to wait for him. Tweener is in trouble with Avocado and he castrates the abuser. Lincoln sees that the stranger is actually his father, and he explains that he worked for the powerful Company, and Lincoln is a victim of a big plot against him. He had leaked information of EcoField and they used Lincoln to force him to show off. Michaels asks for help to Nika. Veronica finds many calls from Montana. The Vice-President tells her brother that he is alive just because of her, and he replies that he does not understand how they have not killed her yet. Abruzzi meets T-Bag and asks him to forget everything, and they seal truce. Nika seeks out Sara and tells her life and how Michael helped her, but she actually steals Sara’s key. A guy sees the Mustang in a junkyard where Aldo and Lincoln are hidden, but Kellerman bugs the conversation and goes to the spot. However, the police arrive and Captain Bellick arrests Lincoln, saving him from Kellerman. Sara seeks her key and recalls her meeting with Nika Volek; she calls maintenance service to replace the lock. Nick works for Abruzzi. Michael invites David and he betrays the plan to Captain Bellick. Lincoln is back to Fox River under 24 hours surveillance.
Robin is nominated to receive an award for a news report and everyone needs a date to take to the show. Barney introduces Ted to Mary as a date that Ted can take to the show. Originally Ted is opposed to the idea of just trying to save face in front of Robin but when she shows up with a date he changes his mind. Robin asks Mary lots of questions, and Ted begins to really like Mary, despite her occupation.
Jack captures Henderson and attempts to force him to hand over the recording, but Henderson targets Heller to buy himself more time. Logan confesses his involvement in Palmer’s assassination to a distraught Martha. Miles traces Chloe to Buchanan’s home, but Hayes finds herself questioning Logan’s motives as CTU closes in.
Improvising a new plan, Michael seeks out an acquaintance who may hold the key to his escape plan. In gen pop, the other members of the P.I. crew learn that the guards are auctioning Michael’s cell to the highest bidder. Lincoln and Sucre devise a scheme to get Michael returned to gen pop. Veronica informs Lincoln that L.J will be tried for his mother’s murder, and Lincoln desires to see his son.
Jack shows Heller the incriminating recording in the hopes that he will help them take down Logan, but Heller has plans of his own that will save face for the presidency. Miles tricks Chloe into leading CTU to Jack and Audrey. Mike and Martha both become more suspicious of Logan’s actions, while Heller confronts the president with an ultimatum.
Having burned his shoulder, Michael’s tattoo that showed the path through psych ward is now incomplete. With another inmate intimidated into snitching about the escape plans, Michael Scofield must use his wits to find a new way out of Fox River.