Richard Paul White's sister Maureen loves and fears her brother, but after a childhood of devastating abuse, she sees there is something not quite right with her older sibling and the violent stories he tells.

Wayne Adam Ford's brother, Rodney, tries to stop the madness when his brother's troubled history with women turns into a full-blown murder spree.

Michael Bear Carson's daughter, Jenn, spends her childhood on the run with her mother when Michael and his new wife, Suzan, act strangely and eventually set out to exterminate witches.

Brian Hummert's son David is devastated when his mother is found murdered in 2004, but as the police investigation picks up steam, David realizes that the truth may be even worse.

William Choyce's ex-wife, Alice, and daughter, Crystal, are grateful to be alive and together after they survived living with a serial killer as he descended into madness.

Richard Paul White's sister Maureen loves and fears her brother, but after a childhood of devastating abuse, she sees there is something not quite right with her older sibling and the violent stories he tells.

John Smith's third wife, Diane, and her daughter, Summer, can't believe the FBI's allegations that her new husband murdered his first two wives.

One of Ervil LeBaron's 50 children, Anna grows up in one of the most notorious polygamist cults in American history, and sees no hint of the infamous group's violent lifestyle until it hits too close to home.

When Anthony Shore preys on the youth of his neighborhood and his own children, his daughter Tiffany summons the courage to reveal the truth and stop a serial killer in his tracks.

Omar Mateen's ex-wife Sitora struggles to break free of her unstable husband's abuse, but when he carries out one of the most devastating mass shootings in U.S. history, she's drawn into his world once again.

Larry Mazza's ex-wife, Christine, is not aware of her husband's true past when they get married; as gangster Greg Scarpa's protégé, Larry finds it hard to walk away from the mob even though it threatens to ruin his and Christine's lives.

Hit man Richard Kuklinski's daughters Merrick and Christin endure a childhood of terror in their father's house.

Chicago mobster Harry "The Hook" Aleman's daughter, Franky, stands by her father in spite of allegations that he was one of the most feared enforcers for the Chicago Outfit during the 1970s.

After Richard Beasley uses a Craigslist ad to lure three men to their deaths, his daughter, Tonya, comes to realize that she has unwittingly assisted her father.

"Lefty Guns" Ruggiero's granddaughter Ramona Rizzo makes it her mission to set the record straight when her grandfather's life is portrayed in the film "Donnie Brasco."

When Sammy "The Bull" Gravano agrees to testify for the government against New York's organized crime bosses, he could never have predicted the effect it would have on the life of his own daughter, Karen.

Teenage Diane was drawn into the Manson Family at 14, and was present when Charles Manson's peace and love philosophy became dark, dangerous and evil. 

Teenaged Patti Laurman believes silver tongued Paul Snider when he promises to make her a Playboy model; just like his wife, Dorothy Statten; for Dorothy, the dream comes to a bloody end, and, now, an unsuspecting Patti is in the hands of a killer.

Stephen Peterson thinks he knows his father, Drew, better than anyone; small-town police officer Drew Peterson becomes a media sensation after his wife goes missing and drags his family down with him while trying to defend his reputation.