Life Sentence - S2.E22

This episode is centered on Andy Caulfield, a prisoner who is about to get payroll, until he is faced with a prison counsellor who also happens to be a relative of one of his victims. The second half of this episode is based on Warden Hendler, who is using prisoners as Guinea pigs to test a new drug for extracting vital information. However the experiment backfires with drastic results.