Kate is stricken when she realizes that her negligence due to exhaustion caused the death of a young woman during surgery, and considers assuaging her guilt by informing the woman's parents of her error; Billy and Danny decide to help a teenager running a unlicensed clinic for indigent patients; Judge Aldrich retires from the bench and comes to work at the hospital as Alan's replacement; Camille's drug seeking behaviors continue; Diane has second thoughts about her research project when she realizes that she's become attached to the orangutan that she's successfully infected with AIDS.

Le Dr Austin a fait preuve d'une grande négligence en oubliant une pince dans le corps d'une jeune patiente, Elizabeth Harrold, décédée peu après l'opération. Elle est confrontée à un dilemme : se taire et protéger ses intérêts et ceux de l'hôpital ou tout avouer aux parents de la victime. Diane réussit à injecter le virus du Sida à un singe de laboratoire, Bam-Bam, mais ce dernier la mord.