Celestia High, the best school for humans, witches, wizards, demons, angels, gnomes, trolls, were wolves, elementals, and many more.

Ever since that fatal day, the world had become a place of war. A playground for scientists. New creatures and high tech robots made. And those who were normal, were used as test rabbits. That fatal day, 1st January 2401, came the new era of the survivalists.