Following the experiences of people deeply involved in the self-improvement group NXIVM, an organization under siege with charges including sex trafficking and racketeering conspiracy brought against its highest members and founder Keith Raniere.
Keith Raniere is found guilty on all charges; he is sentenced to 120 years; his supporters work to exonerate him, and he plans to appeal; Nancy Salzman comes to a painful reckoning; she is sentenced to 42 months in federal prison.
A witness for the prosecution gives testimony about how Keith Raniere groomed her from a very young age and describes the coercive abuse she suffered at his hands; the trial concludes and all await the verdict.
Lauren Salzman testifies to decades of manipulation at the hands of Keith Raniere; NXIVM supporters are unconvinced by the evidence presented; Nancy Salzman grapples with learning the extent of Raniere's sexual pursuit of both of her daughters.
Marc Agnifilo presents his case for the good work of NXIVM; Marc Elliot remains loyal to Keith Raniere after he claims the symptoms of his Tourette's syndrome were reduced by Nancy Salzman; Lauren Salzman takes the stand for the prosecution.
Nancy Salzman looks back at her professional and personal relationship with Keith Raniere and defends her intentions with the company to help people achieve lasting, personal growth; the first witnesses are called to the stand.
Prosecutor Moira Penza and defense attorney Marc Agnifilo prepare for trial after the arrests; Nicki Clyne and Michele Hatchette offer a different perspective into NXIVM; Nancy Salzman, under house arrest, sits down for an interview.
Keith hasn't been seen in Clifton Park, N.Y., for weeks; Catherine meets with India; Mark and Bonnie return to Clifton Park for the first time since leaving NXIVM; Sarah, Bonnie, Mark, Nippy and Catherine face a development in the case.
As the group prepares to testify to the FBI, it reflects on its beliefs regarding the SOP and JNESS curriculums.
Catherine meets with Frank Parlato to build a dossier of evidence for the New York Attorney General's office.
Sarah, Mark and Nippy contact additional news outlets to provoke outrage and pressure law enforcement to pay attention; Barbara Bouchey, a former board member and early defector, reflects on her time in Keith's inner circle.
Catherine believes her daughter is in danger and wants her to come home; when she and the former members are unable to get the attention of the authorities, they approach the New York Times; Mark reflects on his time at NXIVM.
Mark, Bonnie, Sarah and Nippy strategize with Catherine Oxenberg about how to get her daughter, India, out of DOS, even though she wants to stay; "Jane," India's close friend, describes the appeal of the organization and why she left it all behind.
Sarah confides to Mark about DOS, a secret group involving "masters" and "slaves," and struggles in her relationships with NXIVM, her husband and her best friend; Sarah and Mark lament how many members they've recruited and question what to do next.
After seven years, Bonnie leaves NXIVM for Los Angeles and tries desperately to get through to Mark, who reassures her all is well; Mark remains loyal to Keith and NXIVM, but a series of phone calls begins to sow doubt within him.
Mark Vicente and Sarah Edmondson, high-ranking former NXIVM leaders, describe the dream and mission of NXIVM to build a better world; Bonnie Piesse, Mark's wife, tells him she is worried about the organization and leader Keith Raniere.