The hack ain't comin' back, and everyone's trying to figure out who did the deed; especially Schillinger and Said. McManus hires a new officer Sean Murphy who's also a friend of Tim's. Despite Glynn's reservations, an inmate boxing program is is created and inmates get psyched for the competition. While closely shaving Hill, Coyle gives the gruesome details of his crime, which include the passing of an infant and the discovery of indisputable evidence to his claim. Disgusted, Hill decides Coyle should pay and gives the info to Warden Glynn. Adebisi gets approved to work in the AIDS ward. While Howell and Wittelsey converse about McManus, he appears with bad news for Wittelsey. Meanwhile, Schillinger's son Andy has been arrested and is due to arrive to Oz any day. Keller, stir-crazy from being in protective custody, goes back to Em City with painful results. Alvarez begins deteriorating now that his medication has been eliminated.
OZ is set deep inside the Oswald Maximum Security Prison, in an experimental unit known as Emerald City. Em City focuses on prisoner rehabilitation over public retribution. There's one set of rules from the outside looking in, and another once you're inside. Every group - Muslims, Latinos, Italians, Aryans - stick close to their mutual friends and terrorizes their mutual enemies.