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In the year 2589, when the brilliant scientist invented the longevity serum. Generously published formula became available for every human being who desired to avoid death. As it turned out four years later it worked - but not quite how everyone would want to. The unexpected side effects of the formula was turning everyone who drank it into a zombie. Now the cities all over the world are swarmed with legions of undead. Every citizen who can make it is evacuated to shelters. No one is safe, not even you. Your plane leaves in an hour. Are you able to survive that long and reach the plane on time?