The provided episode details the 1998 murder of Richard Witte in Pasco, Washington, and the subsequent investigation that uncovered his wife, Kathleen Witte, as the mastermind. It explains how Kathleen, dissatisfied with her marriage, secretly engaged in the online BDSM community and took out a $100,000 life insurance policy on Richard shortly before his death. The narrative recounts how she manipulated her teenage son, Kevin, and his friend, Justin Coleman, into committing the murder, leading to their convictions along with her own. Ultimately, the episode explores the complex motivations behind the crime, including Kathleen's desire for financial gain and control, and how her secret life provided a backdrop for her manipulative actions, drawing parallels to other cases where BDSM has intersected with criminal investigations.