A British exchange student is murdered in the Italian university town of Perugia. With her throat slashed, Meredith Kercher's half-naked body is found in her bedroom. The case makes global headlines, and police are under pressure to find a culprit fast.
In Michigan, a 15-year-old is abducted and strangled, her naked body dumped in a nearby orchard. Police line up a slew of suspects, but the case goes cold. But ten years later, a grand jury dusts off the case, and finds the truth has been there all along.
A pretty Brooklyn college student disappears after a night out, and police are convinced she's been abducted. Two days later, her remains are found in an empty home. Police assemble a list of possible culprits, including an ex boyfriend named Pyscho.
Near Chicago, seven fast food workers are gunned down and their bodies left in the restaurant's walk-in freezer. With the community's residents reeling, and the media clamoring for answers, police struggle to piece together the deadly puzzle.
When the body of a San Diego man is found in his burned car, investigators begin a bizarre murder mystery. Many people are possible suspects, but the case goes cold. A woman makes a confession, and a tale of jealousy and cold-blooded murder is revealed.
South California is the perfect place to retire, but when an 84-year-old is brutally raped and murdered in her senior living community everyone is a suspect. To find her killer, the investigation goes global as the suspect does his best to slip away.
Murdock Nebraska, a man returns home to find his mother and father shot to death. Nothing of value is missing. Everyone in town is stunned by the news and they begin to wonder, is the killer someone they know?
Minneapolis, Minnesota is a haven for its large gay community, until gunfire rips through the city leaving two men dead. An eyewitness leads investigators to a suspect, but soon after, an anonymous letter points to an anti-gay hate group on a mission.
Miami's Coconut Grove rarely sees trouble. Until Jos? Calvo, a family man, is shot in the head and robbed of his Rolex watch. What appears to be a random cash grab turns into a sinister mystery. Is this a robbery gone bad or a murder for hire?
Aiken, South Carolina, is a tiny peaceful town where nothing much happens. Until Jessica Carpenter, 17, is found raped and murdered in her living room. The neighborhood goes on high alert while police swing into action to catch her killer.
Austin is famous for its music scene and party spirit--until a single mother is savagely beaten in her sleep. With no leads, and a culture that distrust authority, 21 years pass before investigators get a stunning phone call that turns the case red-hot.
In one of the most notorious missing children cases, Adam Walsh, 6, steps into a stranger's car and disappears. A manhunt is launched but Adam's severed head is found two weeks later. More than a quarter of century passes before the mystery is solved.