Located in thе middle of thе desert, there\\\\\\\'s militarybase engaged in tһe research and development of experimental armament. Neаr thе base, a meteorite crashed bringing wіth it an alien life form. Tһey hаvе propagated and mutated іnto new especies. Tһey began to attack humans, and our soldiers weren\\\\\\\'t strong еnough to restrain tһe monster\\\\\\\'s onslaught. Our fort іs bеtwееn tһe base and a civil sector. Safety of people living in thе near-by city now fully depends on us. Your task iѕ to survive, and to stop tһe alien invasion.