New earth changes (year 2086): Blood moon events occur on the 2nd week of each month the moon turns blood red and monstrous 7ft tall creatures called prowlers awake from hibernation and act as a curfew during the event they kill who ever has their lights on or is not asleep Cities across the globe have been sealed off by pentagon walls these are called sectors some sectors are abandonned and are inhabitted purely by mutants these are called ghost sectors the biggest ghost sector is called "XERO"