The Keepers is a haunting crime documentary series that investigates the unsolved murder of Sister Cathy Cesnik, a beloved nun and teacher in Baltimore. Through interviews with former students and colleagues, as well as extensive research, the series uncovers a web of corruption, abuse, and cover-ups within the Catholic Church. The Keepers sheds light on the dark secrets that have haunted the community for decades, leaving viewers with a sense of both outrage and hope for justice.