Episode 28 of "Oz"
s04e04 Works of Mercy

Beecher horrifies his parents with a violent outburst during a briefing on his children's kidnapping. When Keller becomes a suspect, Beecher's passionate defense of him culminates in revealing he and Keller are lovers. He pays inmate Eli Zabitz to find out who kidnapped Holly and Gary. Beecher tries to comfort a returned to Em City Keller as his fear of Hell continues. Sister Pete rejects his pleas to meet with Keller. Gary's hand arrives at Oz's post office, rendering Beecher inconsolable. Thanks to a letter from Keller, Cardinal Abcott visits, counseling Sister Pete, and performing mass with Ray (he was responsible for sending Ray to Oz in the first place). After his second test involves a brutal beating by Pancamo, Mobay turns to drugs. The prisoners win the maximum settlement for their lawsuit, but the case could stay in appeals court for years. Frightened by a premonition, Rebadow warns Said to recuse himself from Cramer's case... after the lead detective admits evidence tampering, Said does. To his horror, Cramer manages an acquittal, leaving Oz a free man. Martin Querns is hired as unit manager, given free reign as long as he keeps the violence down. He makes a deal with Adebisi to ensure that low violence, agreeing to let drugs pass through Em City freely. Tim accepts Unit B when he can't have his old job back. Per request from Devlin, Glynn tries to quiet Clayton's public anti-Devlin diatribes. Clayton refuses, saying someone has to stop the evil governor. Nikolai's latest rejection of a partnership spurs Ryan to send Cyril on an unsuccessful "treasure hunt" for the phone. Gloria returns to work, wanting a meeting with Ryan as an attempt at closure. He claims responsibility for her rape... she physically attacks him. Later, Ryan confesses to Mukada that he had nothing to do with the rape, but lied because he knew she needed to go on with her life. Stung from being left behind, Rebadow shuns Busmalis when he returns to Em City. Shirley's impending execution brings back memories for Vern, Adebisi, and Kirk. Despite her opposition to the death penalty, Pete agrees to take care of Shirley's personal belongings. Shirley meets with the press. After their final prayer, a curious Mukada asks Shirley who fathered her unborn baby. She drops a strong hint in favor of the postman (Vern). Shirley spills her fling with Lopresti to Glynn, then shares goodbyes with stoic Moses and devastated Nat (Miles feigns sleep, but later asks Pete for Shirley's mirror). Surprisingly serene, she begins to panic only when sees the noose. Screaming and praying for forgiveness, Shirley Bellinger is hanged.