At a Yale fertility clinic, dozens of women began their I.V.F. cycles full of expectation and hope. Then a surgical procedure caused them excruciating pain. In the hours that followed, some of the women called the clinic to report their pain — but most of the staff members who fielded the patients’ reports did not know the real reason for the pain, which was that a nurse at the clinic was stealing fentanyl and replacing it with saline. What happened at that clinic? What are the stories we tell about women's pain and what happens when we minimize or dismiss it?

The Retrievals, a new five-part series from Serial Productions, is hosted and reported by longtime This American Life producer and editor Susan Burton. We're excited to bring you the first episode today.