Year 2157: Only north half of Earth is colonised, south one is polluted, poisoned and separated by endless electromagnetic storms. Three powerful alliances: Hegemony, Federation of Asian Dominions and Atlantic United Territories are fighting for resources, lands ... And secret alien technology source "ARCA". Who will be first? Who will win and dominate all of the world? And... What is "ARCA"? Is it weapon, knowledge... or the end of humanity?