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When a tip from a missing persons' network helps identify the body of a John Doe murder victim, investigators' questioning unravels a dark tale of betrayal.

In North Port, Florida, police get a call that a young mother has vanished from her home. A trail of incoming 911 calls leads officers on a hunt for her abductor.

In Dayton, Ohio, a young mother goes missing after attending a party one evening. When her body is found, her identical twin is certain foul play was involved.

When a young woman in Overland Park, Kansas disappears after visiting the mall, store CCTV footage reveals an abduction. Days later, her body is found in the woods.

A psychiatrist and his adult son are killed execution-style. The case goes cold until an attempted armed car robbery provides an odd link to the double homicide.

When Doris Angleton is shot in her home, cops think it's linked to her husband's bookmaking business. But she had her secrets, like an affair that began in AOL chatrooms.

The community of Fort Myers, Florida, is rocked when the historic Coca-Cola plant explodes. But after a beloved teacher is shot, a culture of gang violence emerges.

Insurance auditor, Sallie Rohrbach, disappears during a routine assignment. Detectives follows numerous dead-ends until they discover the horrifying truth.

Hardworking single mother-of-two Kenyadda Patterson's body is found near a church. The detectives are shocked to discover who was behind the rape and murder.

In 1979, bar manager Harriet Simmons disappears and almost a decade later so does Jerri Ann Jones. It takes detectives almost twenty years to link the two murders.

When thirty-one-year-old Navy veteran Nikki McPhatter is reported missing by her sister, detectives follow a trail that leads them into the dark lair of a killer.

In Arizona, a community is shocked when an unknown shooter goes on a killing spree. Police bodycams capture the hunt for the murderer.

A divorced mother of four vanishes. A seemingly typical missing persons case takes a stunning turn when family and friends give very different portraits of the woman.

Negotiators plead with a man who takes his wife hostage after she demands a divorce. But he has another plan that could have fatal consequences.

Police find an elderly couple bound and beaten in their home, and uncover a sinister plot involving a debt, a bad luck curse, and a deadly betrayal.