After years of political strife, racial tension, rising disease, poverty and violence, the government decides to wipe out all life for a fresh start at a new kind of America. However some manage to survive. In this terrifying post-apocalyptic world inhabited by sadistic gangs divided into deadly factions, Nina and Mark race desperately across the devastated and lawless countryside in search of safety and must work together as they are pushed to the breaking point in order to survive.