In 1995, Christa Pike was introduced to Satanism. Her fascination with the dark underworld grows until it comes to a deadly head in the woods one night.

While on a walk, a North Carolina teen vanishes, and as the search unfolds, her friends' shifting stories raise troubling questions.

Paul Starnes alerts the police when he senses something is gravely wrong at his uncle's house. Two officers enter the home and discover a gruesome crime.

An employee of an exotic wildlife park vanishes. As the search for the missing woman intensifies, investigators fear that the predator responsible is not an animal.

In separate calls, officers find three murder victims and another clinging to life. As they investigate these heinous acts, they discover the victims are related.

When Ida Mae Ford is shot dead, detectives race to find the beloved grandmother's elusive killer. A shocking crime spree leads police to an unexpected suspect.

A soldier comes home with his five-year-old son and finds his wife, an Army Officer stationed at Fort Bliss in El Paso, Texas, brutally stabbed to death.

A 15-year old goes missing after heading out to take pictures. Two days later, police find her badly beaten body and a clue that leads back to her high school.

A mother of two and a young woman planning a career in science both die under mysterious circumstances, and two families embark on quests for justice.

A young woman is murdered on a trip to her father's homeland, and a young mother and her baby are shot as they are driving. Will anyone be brought to justice?

When popular young mother goes missing, her disappearance is a mystery. After a four-month search, police find her body, and a chilling murder is revealed.

A single mother is brutally assaulted and left in a secluded park to die. As the police investigate, they discover a trail of blind loyalty and deadly betrayal.

Popular teacher and beauty queen Tara is missing. The only clue is an abandoned latex glove found in her backyard. Is an unstable male student involved?

Kristi is on the phone to her boyfriend during an early evening stroll when she screams out against an abductor. Was she kidnapped by a serial rapist?

A brutal murder sends shock waves through a carnival community, and every performer is a suspect. But with the death of Lobster Boy, buried truths are revealed.

In the 1970s, a radical group kidnaps heiress Patty Hearst and brainwashes her into joining their organisation. Together, they commit a series of violent crimes - including murder.

When a Homecoming Queen and a Dairy Princess are murdered in Marathon County, Wisconsin, detectives question a pool of suspects, from strangers to frenemies.

In Warren, Michigan, two of the best and brightest, Danyna Gibson and Tanaya Lewis, compete for more than just grades and the results turn deadly.

A teenager is found bleeding to death along Deep Creek Spillway, leaving police with all kinds of questions. Detectives turn to a mysterious phone number for help.

When the body of 18-year-old Tina Hendricks is found in a canal, police home in on a local bar. But it will take a cross country manhunt to find her killer.

Steve and Amy investigate supernatural activity that is tormenting a mother and her two daughters. They are in Berlin Heights, Ohio, to see what they can unearth.

Ed and Lorraine Warren influenced today's ghost hunters. Interviews and archives chart their rise as a paranormal power couple.

Paranormal investigator Steve Shippy and psychic medium Cindy Kaza use newly uncovered recordings to unlock the mystery of the Pomeraning family haunting in rural Michigan.