In 2010, An unidentifiable life form began to appear in the central region of America. This phenomenon was soon linked to a NASA probe that was reportedly crashed somewhere in the Western Hemisphere. By 2018 what appeared as an unidentifiable life form had transformed into a devastating catastrophe. Many effected regions in the world got quarantined as "Contaminated Areas". Most of these areas are bordered by extremely large containment walls and explosive mines are placed on all patrolled waterways and bridges, Civilians are banned from entering these areas. The local and coalition military forces still struggle to wipe out the creatures around the world. The human civilization is facing extinction! 2018: Sri Lanka was among the first in Asia to face this situation. The local military has quarantined a region as an Infected Zone in Sri Lanka. A British Genetic-engineer (Kathy) arrives in Sri Lanka with intentions to re-enter the Contaminated Area to retrieve specimens of the species ...