After gunshots ring out in rural New Jersey, police discover a beloved father shot to death and a vehicle taken from the premises. Investigators must determine if this is a random act of violence or a murder plot spun from an ongoing dispute.

When a retired nuclear physicist is reported missing, investigators discover he lived a reclusive life fueled by paranoia. As detectives race to find him, they begin to wonder whether his fears were unfounded, or if his worst nightmare had just come true.