When an alien prison ship crash lands and unleashes creature after creature in the California desert, they make quick work of the army that tries to stop them. Now, the only hope of stopping the aliens rests with a secret branch of the government specializing in alien weaponry. But with the team untested in actual combat, the battle for Earth will be brutal.

A game ranger arresting poachers ends up saving their lives when zombie animals attack them in the jungle. Now surrounded, the game ranger and poachers forge uneasy alliance to stop the beasts before the super-zombie virus spreads to entire world.