Harold Henthorn reports that his wife, Toni, has fallen off a cliff, but when rangers arrive on the scene, Toni is dead and Harold's stories don't add up.
As Agent Shott looks into Toni's death, anonymous tips prompt the investigators to look into the death of Harold's first wife, Lynn.
Agent Shott learns more about Harold's strange relationship with his sister-in-law; FBI Agent Jonny Grusing joins Shott on the case.
After a search of Harold's home exposes one of his darkest secrets, Shott and Grusing worry that Harold's daughter, Haley, is in immediate danger.
National Park Service Special Agent Beth Shott investigates Harold Henthorn after his second wife, Toni Henthorn, mysteriously falls to her death in the Rocky Mountain National Park.
Don and Kim zero in on serial killer Henry Lee Lucas; they find evidence in Summit Meadow that seems to match his story.
David Sloan
Producer
Lisa Q. Wolfinger
Rushmore DeNooyer
