Phillip Edward Van Lear

Casey finds himself in dangerous territory when working undercover to bring down a trafficking ring; Dawson realises that her life is about to change; a new candidate makes an unusual first impression.

Chief Boden is being investigated by internal affairs following complications at a call-out, and the crew become frustrated with the increased scrutiny.

As Michael struggles to remember missing pieces of the prison schematics, guards place him in solitary for refusing to name names.

An old storage shed crucial to the escape plan has been turned into the guards' break room; Kellerman and Hale attempt to kill Veronica and LJ; T-Bag tries to dodge responsibility for Bob's murder.

Michael, Lincoln and their fellow inmates run for their lives and their freedom, with Bellick in pursuit; Veronica races to Montana.

Bellick leads the prison guards in their hunt for the escapees; Dr Sara is in rough shape following her overdose; Veronica is in an uncomfortable position with Terrance; T-Bag seeks an advantage.