The technology was leaked to enemy factions, destroying fragile political alliances and launching the planet into a third world war. Citizens are forced into domed communities, which shield them from dangerous levels of UV radiation (to an extent) and filters the toxic air. However, most of the adult population had already consumed contaminated food, and most died within five years - regardless of location, domed or not. The surviving humans had divided into warring factions: The Resistance, Ghorkovs, Taerkastens, and the Black Sect.