This episode follows the murders of Christine and Wendy, two women murdered on Christmas Eve with a year apart in Pearland, Houston, Texas. Police find similarities in the murders and start a complex investigation that eventually leads to an unlikely suspect.
Lisa Gaudenzi disappeared from a store where she felt like someone had been watching her. Investigation revealed that it was someone Lisa didn't know.
After Rachel Runyan was kidnapped in 1982, parents across Utah became more protective of their children, and law enforcement agencies taught kids not to trust strangers. Though Rachel's body was never found, her mother was able to identify her clothing and a tooth that was chipped, confirming her daughter's fate.
Rachel Cooke disappeared in 2002 while taking a morning jog in Georgetown, Texas. Despite sightings of her and a few potential suspects, her case remains unsolved.
A group of elite detectives launch an elaborate undercover operation to find out the truth about a family divided by deception, in order to give closure to the children left behind.
The current sheriff says they have a list of 2-3 suspects in the Jennifer Short murder case, but still need more information before moving forward. The recent fire that destroyed the house where Mary and Michael's bodies were found in 2002 may have destroyed any potential evidence left by the killer.