For the first time, the father and stepmother of Robbie Hawkins talk on camera about his heinous crime. Though Ronald Hawkins and Candace Sims knew that Robbie was different from an early age, they were unprepared for the violent act that Robbie would commit, a crime that shook the nation.

Danyall White always thought her brother, Richard, was just a prankster who told crazy stories. He would say a friend of his had died...and then she'd run into that person on the street. He'd say he robbed a gas station...but she never saw it reported in the news. Danyall learned not to believe most of her brother's tall tales. But then his stories started getting more and more violent. Richard talked about murdering women, going into vivid detail about when, how, and why. When are stories just stories? And when are they signs you're living with evil? Danyall White tells her gripping story on television for the first time.

16-year-old Cathy was a wild child from a broken home who just wanted someone to love and care for her. When she met Peter Tobin, she thought she had found the man of her dreams: a perfect gentleman twice her age who offered her the adult life she'd been yearning for. But by the time she discovered the horrible secret truth about her new husband, it was too late. For years, Cathy witnessed and endured Peter's unspeakable violence. How would she keep herself and her son alive long enough to escape one of the most evil men in modern history?

When Kevin Currie heard that his close friend, Jeffrey Lundgren, was inviting fellow Mormons to come live and pray in his farmhouse in Kirtland, Ohio, Kevin thought he had finally found the family environment he'd never had as a child. Jeff knew the Scriptures better than anyone, and he was like a brother to Kevin. But while Jeff prched about fighting evil, Kevin slowly started to suspect that the real evil was there in the farmhouse. As he began to recogni the signs, he realized that his own life was at risk. Was this Man of God really a devil in disguise?

When Bernadette was 17, her boyfriend, Brian Sugrim, told her that he had murdered someone...and she didn't believe him. Brian was intelligent, charming, and loving-a perfect boyfriend-and Bernadette wanted her happily ever after. The two got married and started a family...but then Brian started to change. He became angry, abusive, and violent. But Bernadette didn't tell police her husband's secret. Then, after a decade of terrifying abuse, Brian came home one night and confessed to Bernadette that he had just murdered someone else. Only she still didn't go to the police. Would she finally report Brian to the authorities? Or would she help a monster get away with murder?

When Sheila Janutolo first married Jim Cruz, she hated the fact that his job took him away from her so often. But Jim didn't seem to feel the same way. He'd never call home, and he told her there was no way to reach him on the road. After a while, he started returning from his trips in a dark mood...and with a violent temper. Sheila dreaded being alone in the house with him, and with each passing day, she felt more trapped. But when she got the call years later that he'd been arrested, she was certain that police had the wrong man. All those times her husband had gone away, he couldn't possibly have been committing the evil crimes they were accusing him of. Could he?