An anonymous letter leads detectives to make a terrifying discovery.

After a teen vanishes into frozen NY, her father hatches a desperate plan.

Detectives fear they will never catch the killer of a strangled bartender.

After two widows are murdered, police discover they've made a mistake.

A handwritten note points to a dangerous set of suspects.

Detectives launch a desperate manhunt for a deranged killer.

On a freezing Minnesota night, three masked men shoot a police officer.

A woman's mother is killed and her boyfriend is missing in North Carolina.

Susan Brouk and her two young children mysteriously go missing.

A couple's Caribbean fantasies are shattered by a serial killer.

Rumors of infidelity drives a Minnesota man to his breaking point.

It's trouble in paradise when two couples meet on a remote tropical island.

A newlywed woman is trapped at sea when her husband's true colors emerge.

Bison Dele's estranged brother surfaces and throws things off course.

A couple sails the open seas of retirement, but it turns into a nightmare.

A wife joins her husband on a charter boat and is never heard from again.