On a hot summer night in Springfield, Massachusetts, a seemingly routine traffic stop turns into a nightmare when officers unknowingly apprehend a serial killer and discover a torture chamber and several murdered women in a quaint suburban home.

In 2021, in a Norman, Oklahoma basement, police unwrap the gruesome contents of a suspicious box.

In 1998, new homeowners renovating their basement, discover a body; as police investigate, they learn it belongs to teenager Christopher Denoyer, who was reported missing by his family in the 80's.

In June 2001, just outside Rockford, Illinois, a welfare check leads police to a woman brutally murdered in the basement of her once quiet suburban home; the hunt for her killer will lead detectives to a mystery that has been buried for over 14 years.

When friends find Brad McGarry shot to death in the basement of his Bellaire, Ohio home, evidence suggests a robbery; when detectives learn that Brad is an openly gay man working in the world of coal mining, a more complicated motive emerges.

In 1978, a shocking murder in broad daylight terrifies a small Illinois town; it goes unsolved for years, until an elite team of investigators uses cutting-edge technology to dig up new clues and lay a cunning trap to catch a killer.

A killer brutally murders well-known community activist and member of the gay community, Dennis Dolinger, in the basement of his Washington, DC, home.

Police unlock a missing Michigan man's cell phone to discover clues to his whereabouts and find him hanging in a basement dungeon.