After a Russian bioweapon turns humans into half-dead killing machines, a group of highly trained Special Operators must defend a remote outpost in Far West Texas. While fighting off the infected, the group must also defend against a band of anarchist rebels who threaten to destroy the last remaining signs of civilization. In a race to preserve humanity only the strongest can survive.

A team of highly skilled Navy SEALS find themselves embarking on the battle of their lives when they come face-to-face with the undead. After a deadly outbreak occurs in New Orleans, the SEALS must fight for their lives, and the city, against an army of zombies.