After the arrest of the alleged Gilgo Beach serial killer, this 3-part series goes inside the suspect's home for the first time, where never-before-heard testimony from his own family unravels a chilling portrait of a man accused of living a double life and hiding dark secrets under their own roof. Written by producer

Out of the blue, Sherri Papini is now changing the facts surrounding her 2016 kidnapping story from Redding, California. She now claims that her mysterious disappearance was, in fact, a real abduction by her ex-boyfriend James Reyes. She previously had admitted faking the entire kidnapping story to cover up an affair. For this false confession, she received a sentence of eighteen months in prison. She was released from prison after a confinement of almost one year.

A disturbing 911 call and horrific crime scene raise questions about Jason Corbett's death. His family shares memories and hidden realities beneath their perfect-looking life.

Mike Williams vanishes during a duck hunting trip in northern Florida. Initially presumed eaten by alligators, suspicions arise when his widow Denise marries his best friend Brian. Friend Kathy investigates to uncover what really happened.

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It explores 1980s Chicago deaths from cyanide-laced Tylenol capsules. The case led to tamper-proof packaging and became one of America's largest criminal investigations.

On a cold January morning in a sleepy suburb outside of the city, a local police officer named John O'Keefe was found dead on a fellow officer's front lawn.

Bryan Kohberger, a criminology student, faces charges in the fatal stabbings of four University of Idaho coeds.