To stop an arms dealer from unleashing a deadly superweapon, Ace sniper Brandon Beckett and Agent Zero are deployed to Costa Verde to lead a group of elite soldiers against an unrelenting militia. Taking an untested sniper under his wing, Beckett faces his newest challenge: giving orders instead of receiving them. With both time and ammo running low in a race to save humanity, the team must overcome all odds just to survive.

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