A family's worst nightmare begins when 30-year-old Jennifer Krajnak is gunned down after a night out with friends at a bar in Lemon Grove, California. Investigators zero in on multiple suspects but it's surveillance footage that leads to her killer.

In Pierce County, Washington, a woman's body is found set on fire beside a dead-end road. Detectives struggle to identify their victim, until cameras lead to a shocking discovery at the woman's home and put them on the trail of a cold-blooded killer.