Billy Carter raises daughters Crystal and Misty in the Great Smoky Mountains of North Carolina; after a body is found on the scenic Blue Ridge Parkway, this family's piece of paradise becomes a nightmare they relive again and again.

Leaving behind Scranton, Pennsylvania, Sharon Ord and her family head for the white sands of Florida to start a new life. When one of them disappears, their dream becomes a nightmare they must live over, and over again

On the Northern Cheyenne Indian Reservation, a young mother goes missing after the Fourth of July; when her body is discovered in the woods, the victim’s family dig through the memories of their loved one to provide investigators with critical clues.

In Ohio, a woman is found stabbed to death in her kitchen after she fails to show up for work; her sister is able to help detectives solve the case after a family heirloom is discovered during the investigation.

In the town of Leland, North Carolina, a young mother is found dead in a swamp after she was reported missing just days before. As detectives speak with the victim’s friends and family, they begin to unravel the truth behind a horrifying murder.

In Stamping Ground, Ky., a young woman's dead body is found late at night by her brother and father; when detectives learn the victim was pregnant, they consider it a motive for murder and begin a homicide investigation.

In North Port, Fla., police receive a call reporting that a young mother has gone missing; in an effort to find her, detectives follow a trail of incoming 911 calls that reveal a heartbreaking story more horrific than they could have ever imagined.

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 disappears after a visit to the mall, and investigators discover from store surveillance footage that she has been abducted, she is found dead in the woods.

In Rison, Ark., a young woman is abducted from her home in the middle of the night; when investigators dig up her body in the woods, they uncover an appalling murder plot that led to the victim's gruesome demise.

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 the suburbs of Atlanta, Ga., a pregnant woman and her fiancé are kidnapped on the night before their baby shower and the fiancé's family receives ransom calls that same night.