When the supposed great-niece of Marilyn Monroe, Krystal Jean Baker, 13, is found dead beneath a bridge in Texas' Bayou Country, investigators are stumped. The quest to track down her killer will take investigators 14 years, and lead to a new law.

When a young mother, Selonia Reed, 26, is found brutally murdered in her car, detectives turn over every rock in small town Hammond, Louisiana in search of her killer. Selonia's case languishes for more than 30 years before justice is finally served.

When the body of free-spirited Bonnie Ruphard, 47, is spotted by a runner in Lafayette, LA, police suspect domestic violence. The case sits for a decade until DNA places a sprawling Bayou family under the microscope for her murder.