Event Year: 2005

Mahone takes an interest in the story of DB Cooper.In their quest to find Westmoreland's treasure, Michael and Lincoln travel house-to-house in Utah. Haywire's journey outside the prison walls continues. Sucre bumps into an acquaintance.

Michael and Lincoln are eager to locate the Double K ranch where Westmoreland hid his millions. Sucre goes to Las Vegas to prevent Maricruz from marrying his cousin Hector. C-Note gets on a train. Mahone is given an important package.

Bellick, now teamed up with Michael, Lincoln and Nika, sets out to find the money stolen by Westmoreland during the 1971 skyjacking. Kellerman targets Sara, who receives a long-awaited phone call. T-Bag gets a ride from an unsuspecting family. Abruzzi resumes the search for Fibonacci to settle the scores once and for all.

Michael and a wounded Lincoln try to outmaneuver Mahone, who is hot on their trail. Sara gets a surprise visit to her bedside.Following his suspension, Bellick recruits a resolute partner to aid in his quest to get the escapees behind the bars.Sucre and C-Note head out for their family reunions-regardless of being observed by the authorities.