Cristina treats a former Seattle Grace scrub nurse and is forever changed. Izzie's past comes back to haunt her and makes a case difficult.
Determined to speak with Sara, Michael enlists T-Bag's help to get to the only phone in Sona; Lincoln tries a daring rescue; Whistler comes clean to Michael; Bellick makes an enemy while trying to get back on his feet.
A new inmate enters Sona; Lincoln plans an ocean getaway with Sofia; T-Bag tempts fate.
Michael suffers the consequences of solitary confinement, Sona-style; Bellick has the fight of his life; Susan sets her sights on Sucre; T-Bag schemes his way into the escape.
New technology helps find the true rapist in a cold case, but he is murdered before he can go to trial.