June 30, 2008. Tom and Jill Estes' bodies are found behind a dumpster in Festus, Missouri. Police are baffled, until a receipt leads to CCTV of a blood-stained suspect. A trail of bodies reveals a killer who must be stopped - before he strikes again.

In February 2015, the body of 26-year-old Celina Petersen is found dumped in an alley in South Park, Seattle. When police recover surveillance footage from across the neighborhood, they begin to unravel the shocking truth behind her murder.