Michael attempts to track the cardholder and avoid going back to prison. Wyatt finds new information regarding Sara’s whereabouts. T-Bag uses a new identity to make a new life for himself.

Filed under: Season 4, agency office, Amaury Nolasco (Fernando Sucre), ankle monitors, armed agents, Barbara Eve Harris (Agent Felicia Lang), bonus check, Bruce, Cameron's autopsy report, cardholder, Chicago, Cole Pfeiffer, Cress Williams (Wyatt), crime scene photos, CW, Dominic Purcell (Lincoln Burrows), Durango, Eric Payne (Agent #1), finishes the download, Fox River, Gate, headache, injections, James Hiroyuki Liao (Roland Glenn), job interview, Jodi Lyn O'Keefe (Gretchen Morgan), Kendall Clement (Cabbie), Kevin Will (Security Guard), Laos, Leon Russom (General Jonathan Kranz), London, main server facility, main server in Anaheim, main server room, manila envelope, Mexico, Michael Rapaport (Agent Don Self), Milan Cheylov, Mr. White, Newport Beach, Nick Santora, oxygen sucked out of room, power plant, prison, protective custody, receptionist, Robert Knepper (Theodore "T-Bag" Bagwell), Roland's FSG, Sarah Wayne Callies (Dr. Sara Tancredi), Scylla, security badge, security guard, Shannon Lucio (Trishanne), Steve Tom (Stuart Tuxhorn), The Card, the Unusual Suspects, The Video, Thomas Lumberg Jr. (Agent #2), torture, triggered a failsafe to protect the server, trips the fire alarm, tunnel, Tux's calendar, Tux's e-mails, Tux's PDA, Wade Williams (Brad Bellick), wedding ring, Wentworth Miller (Michael Scofield), Whistler's alias, Whistler's keys, Wilbur Fitzgerald (Bruce Bennett), William Fichtner (Alex Mahone), WOTUS