When patients undergoing egg retrieval procedures at the prestigious Yale Fertility Clinic experienced excruciating, unbearable pain, no one suspected that a trusted nurse was behind their agony. This is the case of Donna Monticone. Struggling with severe stress and a past addiction to pain medication, Donna began stealing fentanyl intended for patients and replacing it with saline solution. While patients suffered through agonizing medical procedures without proper anesthesia, Donna went to extreme lengths to hide her addiction. In this episode, we unpack the shocking investigation, the legal fallout, the emotional courtroom testimonies from victims, and the complex debate surrounding addiction, medical ethics, and justice.