The year is 2029. John Connor, leader of the resistance continues the war against the machines. At the Los Angeles offensive, John's fears of the unknown future begin to emerge when TECOM spies reveal a new plot by SkyNet that will attack him from both fronts; past and future, and will ultimately change warfare forever.
Ray Owens is sheriff of the quiet US border town of Sommerton Junction after leaving the LAPD following a bungled operation. Following his escape from the FBI, a notorious drug baron, his gang, and a hostage are heading toward Sommerton Junction where the police are preparing to make a last stand to intercept them before they cross the border. Owens is reluctant to become involved but ultimately joins in with the law enforcement efforts