College student Kenia Monge disappears without a trace in Denver, CO. The family’s search for their 19-year-old daughter hits every dead end -- until detectives uncover chilling surveillance footage revealing exactly what happened to her.

Bright, young nursing student Michelle Le vanishes without a trace. An old friend of hers points a finger at Michelle’s ex-boyfriend. Cops discover footage that shows Michelle’s car driving around the parking lot where she vanished, but who is the driver?

After dropping her two boys at school in Coral Springs, FL, Surya Toha vanishes without a trace. Her husband is devastated and detectives have few clues to work with... until chilling CCTV footage reveals exactly what happened to her.

19-year-old college student Katie Poirier vanishes while working the graveyard shift at a gas station. It’s a family’s worst nightmare come true. Grainy security footage reveals an answer but leaves a community in fear.