Numerous zombies are coming! Choose from various weapons, stand your ground, fight through the siege and annihilate countless zombies as one of the few survivors! Protect cities and the world, you are the ultimate DEFENDER! An experiment accident causes a massive leak of the virus. The virus is of extreme activity, spreading rapidly from this city to all over the world. The infected creatures lose their minds and become extremely aggressive. Their bodies are strengthened by a large margin. We call them - \u201cZombies\u201d.