Season 4 - Episode Guide

The luckiest moment in a man's life gives way to a dark mystery when he vanishes after winning a multi-million-dollar lottery. Did the pressure of sudden wealth cause him to seek privacy, or is there a more sinister reason no one can find him?

A small farm town is rocked when a popular hostess at the town's favorite tavern disappears into the night. Neighbors in the tight-knit community eye each other suspiciously, unaware that the answers may lie beneath the rolling Nebraska Sandhills.

When the popular owner of a boutique motel on an island paradise in Florida disappears amid signs of foul play, the deadly secrets of a quaint beach town slowly work their way up through the pristine white sand.

When a successful lawyer's body is found buried in a South Floridian canal, detectives use innovative technology to follow the gruesome steps taken by an evil killer.

An entrepreneur forges an unlikely friendship with a ragtag group of skateboarders; but when he vanishes and signs point to foul play, police wonder whether he was really a friend or a target.

A cowboy more at ease with horses than people vanishes into the desert after running into a group of California ranchers who believe he's done them wrong. Police must determine whether he rode off into the sunset or was the target of a deadly vengeance.

A California mom of three vanishes, and her car is found by the side of a desolate road with a suspicious flat tire. The case goes cold for years until a new detective takes on the case and is determined to get answers.

A night out on Hollywood's notorious Sunset Strip leads to a desperate search when a teenage girl doesn't make it home. The search for answers weaves though the strange side of Los Angeles before the tragic truth is uncovered in the Hollywood Hills.

When a high school student mysteriously vanishes, police must sort through the whispers, lies and deeply personal secrets of a group of teenagers in a small Michigan town to unearth the deadly truth.

A young father in Utah disappears, then returns home confessing to an affair. But when he vanishes again a short time later, it quickly seems something more sinister is at play. His family must wait more than a decade to learn the truth.

A Colorado woman vanishes shortly after moving in with a group of friends. An investigation reveals there was a lot more going on inside the home than anyone realized – and the secrets it contained were dangerous.

The discovery of a body buried in a Delaware backyard launches police into an investigation that leads them on a twisted path through bizarre family ties, an unexpected love triangle, and an unthinkable murder plot.

A former judge retires to Florida, and becomes the center of a mystery when he vanishes. Police must unravel the possible connection between his disappearance and a ghastly discovery found buried at an abandoned golf course.
 

A weekend getaway at a Reno resort becomes the center of a mystery when a respected college professor disappears. Police learn that the answers may lie buried beneath desert sands hundreds of miles away.

When a popular librarian vanishes after a night of dancing in Kentucky's capital city, the investigation focuses on family secrets. But police must unravel a different kind of secret to get to the truth buried in one of the city's parks.

Police believe the discovery of a body in a Florida backyard ends the desperate search for a missing woman. But it only makes the mystery deeper … and darker.