It's a nightmare. You are trapped in an abandoned mine with an injured comrade at your side against God-knows-what. Make your stand, get out alive. Three words of advice: shoot to kill. These things are not human, they are monsters..
The world is being invaded by blood-thirsty zombies. In a brave attempt to save your village you're fighting back to keep the undead behind the barricades. There's no escape, fight back or become one of them!