"Jackass" star Bam grapples with addiction; Lima takes over his treatment; online advocate BJ attacks Lima's motives and a vicious battle ensues.

In 1981, thirteen-year-old Mary Day vanishes and Investigators suspect her stepfather may have killed her, but they never recover her body; decades later, a woman claiming to be Mary appears, stirring suspicions on what happened.

Master conman Nicholas Rossi fakes his death to evade justice, adopts new identities and leaves a trail of alleged crimes across continents.

Jon and Carie Hallford's return to nature promises care but instead leaves bodies decomposing in filth and provides families with concrete instead of ashes; when investigators arrive, the Hallfords flee, leaving families demanding justice.

Preacher Sheryl Ruthven, a self-proclaimed prophet, beguiles her followers into subservience and uses them to settle personal scores; as her beliefs grow increasingly bizarre, she demands her congregation adopt cats.

Therapist Jodi Hildebrandt's crusade against masturbation drives a wedge between couples in crisis; she forms a dark alliance with Mormon mommy vlogger Ruby Franke, but a horrifying 911 call exposes the depths of their bizarre beliefs.