You can expect a lot of work. Rid yourself once and for all bloodthirsty zombies that plague survivors. Take the fate of mankind into your hands and with robot give hell to all zombies. As you can notice, the game is not divided in levels, but on each floor. For entry into each level you must destroy a certain number of undead. Once you are successful, an electric fence vanishes and you may continue in the fight for free humans. Undead are really together in great numbers, so take advantage of your skills to move swiftly to add time to replenish the bullets. It is charging , which takes the most time, when for a few seconds you find yourself quite vulnerable. It is therefore necessary to choose the right tactics to eliminate this danger.