01. Beauty for Ashes
In 2016, Tricia Todd, 33, is reported missing after failing to pick up her daughter from a babysitter; investigators find her online journal that reveals the true horror of what had happened.
02. Through a Child's Eyes
In 1982, JoAnn Tate, 35, is stabbed to death in her home in St Louis, and her children, Melissa, 7, and Renee, 4, are left critically injured; Melissa identifies the attacker but remembers something different years later.
03. Secrets on the Lake
In 2000, Mike Williams, 31, vanishes while duck hunting on a Florida lake; his boat and his shotgun are found, but not his body; 17 years later, a violent kidnapping leads detectives to suspects who had been hiding in plain sight.
04. Taken in Tennessee
In 2011, Holly Bobo was abducted from her home in rural Tennessee. The investigation went cold for two years, until a hunter makes a gruesome discovery.
05. Murder on the Mountain
In 2014, Nancy Pfister's body was found in her closet. Police had several suspects but minimal evidence until they looked at her personal items.
06. The Darkest Hour
Michelle Mockbee, 42, is beaten to death at work; robbery is ruled out since Mockbee is still wearing her pink sapphire ring; the case stalls until a video surfaces that blows it wide open.