As time goes by, human beings become more and more greedy. They abandoned their bottom line and destroyed the nature. At the same time, zombies revived due to the pollution of the environment. It is a huge threat to human beings. Along with the increasing number of zombies, the activity space for human is shrinking. You and your comrades need strike zombies down in order to protect the last homeland. Put your weapon up and be the hero who saves the world.
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