In the new millennium the world sinked into the depth of a nuclear disaster. Small groups of survivors are struggling for life desperately. With acute shortage of means of living, the people are constantly fearing for their lives. The remaining colonies of people are regularly attacked by zombies coming from the depths of an old military laboratory. But a darer shows up who wants to know what gives life to these awful creatures. For this purpose, he'll have to find his way to the lowest floors of the underground laboratory, fighting the mutants and radiation.