Snapped: Killer Couples

When police are called to a seemingly routine domestic disturbance at a mansion in Louisville, a bizarre tale unravels after one man reveals a body is buried in their basement.

As police in Tallahassee, Fla., work to solve the case of a young father gunned down in his apartment, they find evidence of a deadly sexual encounter and uncover a vengeful plot, ultimately proving that blood is thicker than water.

The murder of a beloved schoolteacher takes detectives from Kentucky to Florida where an unexpected romance comes to light. As the investigation unfolds, relationships unravel, and a long con born of greed is unveiled.

A small town in Washington is rocked after a local man is found shot to death in his home. Police wonder if his complicated love life played a role until a string of robberies exposes a dangerous couple with a more sinister motive.

A young man is found shot to death on the banks of a Georgia river.

A house fire in Louisville, Ky., sparks a murder investigation when detectives find two local men brutally stabbed to death. The search for the killer reveals a toxic romance between two lovers willing to risk it all to get what they desire.

An elderly veteran is nowhere to be found after his house suddenly bursts into flames in Tucson, Ariz., causing authorities to kickstart a nationwide manhunt to catch a desperate couple on the run not once, but twice.

After the remains of an elderly woman are discovered in Florida, investigators track down suspects.

When a young man is found shot to death off the side of a road in rural Indiana, the ensuing investigation delves into the dangers of online dating. Authorities ultimately uncover a stunning betrayal fueled by a twisted romance.