The luckiest moment in a man's life gives way to a dark mystery when he vanishes after winning a multi-million-dollar lottery.

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.

A Milwaukee contractor is shocked when he discovers a body in a shallow backyard grave.

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

When a young mother goes missing, the case goes cold until another mom suddenly vanishes.

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 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 construction worker unearths human remains in the backyard of an old farmhouse.

When a Michigan mother disappears on an afternoon walk, investigators pin all hope on their sole eyewitness: a 10-year-old boy who may have witnessed the unthinkable.

After a couple realizes their dogs have been bringing them human bones, cops discover a killer in the nearby woods.

After a young woman vanishes from her neighborhood, detectives are snared in a web of deceit.

Detectives attempt to trace a young woman's last steps as she leaves a casino and disappears into the night. An almost forgotten childhood memory helps find her buried in the backyard.

A southern California community is gripped by fear when one of its own vanishes without a trace.

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 popular librarian vanishes after a night of dancing in Kentucky's capital city.

A Colorado woman vanishes shortly after moving in with a group of friends.

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.

When a California mother wakes to find the door wide open and her daughter missing, law enforcement travel the country to find her until they discover a dark plot that began at the teen's doorstep.

A missing young father in Utah returns home and confesses to an affair but vanishes again.

A deadly mystery with deep running roots snakes through a small Alabama town.

All is not as it seems as investigators dig into the life of a single mom.

A land developer disappears into the Arizona desert, and a brother sets out to uncover the truth; when hikers stumble onto a gruesome discovery, investigators quickly realize no one can be trusted when they find themselves in the line of fire.

When a man makes a disturbing discovery in a backyard beach, a series of horrifying events unfold.

Federal agents descend on a tiny Ohio town after a beloved girl goes missing.

A beloved Missouri couple is thought to be swept away in a record-breaking deadly storm, but when a closer look at the family farm points to foul play, law enforcement searches for clues long since washed away.

A party in the woods of a Pennsylvania coal-mining town takes a turn when someone goes missing.

When an ROTC student vanishes, a determined female detective must confront the prejudices of the time and crack the campus code of silence to bring a killer to justice.

When a concerned neighbor stumbles onto a horrifying scene in a Spokane, Washington home, a family is devastated and some buried secrets come to light. Investigators unravel a bizarre web of truths and lies to find enough evidence to catch a killer.

The joy of Christmas looks bright for a doting Oklahoma Mom. But her kids wake up to a living nightmare when she's inexplicably gone. As investigators track two suspects down a deceitful road, an incendiary break lures the killer out of the dark.

A beloved high school track star vanishes into the Philadelphia night and those in her innermost circle are eyed as suspects. When a terrifying scene is unearthed in the nearby woods, a family demands answers, but nobody is prepared for the truth.

A successful Phoenix realtor vanishes in the desert, prompting investigators to uncover a killer targeting real estate agents and race to stop him before he strikes again.

A former Catholic priest turned realtor vanishes from Florida and investigators find themselves examining circumstances stranger than their suspects. When a tip exposes a murder-for-hire scheme, the mastermind is revealed as a cold-blooded killer.

After two female college students go missing, a parole officer recalls startling information.

When a private investigator disappears with tens of thousands of dollars, Florida detectives question whether she's alive and well. But when a buried body is uncovered, they chase a trail of secrets and lies to catch a killer just out of reach.

When a young South Carolina father goes missing, investigators must navigate a twisting trail of small-town rumors and misguided revenge to uncover the deadly truth.

When a successful Phoenix realtor disappears in the desert, investigators discover that a killer is targeting real estate agents and must catch him before he strikes again.

A man goes missing, leaving detectives puzzled and a daughter driven to find her father.

A homeowner discovers a mummified corpse buried inside a barrel beneath his home.

This two-hour premiere delves into a shocking double murder in an idyllic North Carolina town. The case gains international attention as one of the victims was once accused of assassinating Sweden's prime minister. As investigators dig deeper, they uncover a complex web of relationships and a killer with a disturbing past, including a connection to another homicide.

A case of identity theft in the Arizona desert takes a blood curdling turn.

A pleasant Michigan day takes a dark turn when a field hand digs up a human skull in a sprawling backyard; the discovery leaves a tight-knit community shaken to its core and questioning whether a killer has penetrated the safety of its town.

When a successful Arizona businesswoman disappears on a holiday shopping trip, investigators hunt for a kidnapper; when the killer takes his secrets to the grave, however, the only chance of finding her is a psychic's mysterious vision.

A horrific discovery in a backyard cornfield is just the beginning of an unspeakable scene. As horrors unfold in this small, Midwest town, someone is playing a deadly game of cat and mouse and it will be years before a ghastly truth is revealed.

When the car of a Southern California girl is found abandoned, investigators spend years and travel hundreds of miles trying to solve her mysterious disappearance. Finally, an unimaginable backyard discovery by drug agents leads to a vicious killer.

When a new college graduate's car is found abandoned, investigators race to find the missing girl.

A Florida co-ed disappears after a night on the town. As investigators trace her last steps, they fear some missing girls at another campus might be connected. But when a dog sniffs out a backyard grave, the key to this mystery is far closer to home.

While hunting for a missing father, investigators make horrific discoveries in two backyards.

A friendly bet exposes a terrifying scene under a California home.

A couple makes a ghastly discovery buried in their Ohio home. And when investigators field another call, they fear someone may be preying on young women. But as suspects begin to surface, a cover-up far more sinister than the crime comes to light.

A bizarre trail from South Dakota to Minnesota ends in a dark discovery and a case gone cold.