The world after the most severe and protracted nuclear war has become a great platform on which wielded millions of zombies, which at first glance seems to be no clearance. Each new game levels will represent a strengthening, for example, an abandoned house or the airport. Both blocked protective fences where your task is to survive, fighting off periodic waves of zombies. Between the invasion of the undead need to run around the perimeter of the game locations and restore strengthening inputs if they are damaged. This will help for a few seconds to keep the zombies, as they will take time to break strengthening.