Prison Break Season IV Episode VII

Tortured by Gretchen, T-Bag is forced to be of service to her. They set a trap for Michael, so they can manipulate him into helping them decipher the bird book. Michael discovers that the book is a blueprint and leads T-Bag to an office at Gate, where they find a secret chamber under the office. They climb down to enter it, where Mahone sneaks up on T-Bag and knocks him down. Linc, Sara, Sucre and Roland leave for Vegas to retrieve the fifth card of scylla. Though the card is successfully copied and downloaded, Roland has the device confiscated when he is cheating at a slot machine.