When a father in Spokane, Wash., is found shot to death in his vehicle, detectives work for years to unmask a vicious killer who isn't afraid to silence witnesses. They eventually uncover a long-kept family secret that breaks the case wide open.

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.