After an experimental bionerve gas is accidentally released at a remote U.S. military base in Texas, those exposed to the gas turn into flesh eating, mutating zombies out to kill. An assortment of various people who include stripper Cherry, her shady mechanic ex boyfriend Wray, a strong willed doctor, the local sheriff, and an assortment of various people must join forces to survive the night as the so called "sickos" threaten to take over the whole town and the world.