Former firefighter Don Fluitt is found dead inside his home with no suspect in sight, but police make progress when they discover a chilling surveillance video that captures the killer on camera.

When Brad McGarry is discovered murdered in his Ohio basement, residents in this sleepy coal mining town are left in shock; detectives suspect robbery until a friend comes forward and points them in the direction of someone whom they least expected.

Judith Therianos is a free spirit who wants to see the good in everyone; after her body is found in a wooded area, detectives unearth video surveillance that shows her alone and unaware of the danger she faces moments before her life is cut short.

After coin collector Billy Shuler is found murdered, the case slowly unravels until someone comes forward to identify his killer.

Beverly Puccio is found murdered in her home by her ex-boyfriend, who displays odd behavior; detectives use security and traffic cam footage to piece together the last night of her life, including an encounter with a mysterious stranger.

Michelle Kinney is found murdered in her apartment in Dubuque, Iowa. Her neighbors are puzzled. She had no enemies - so who would do such a thing? Local detectives unveil a haunting truth, leading to a shocking confession from an unlikely murderer.