In a world where humans and demons coexist, humans seek higher evolution by manipulating their own genetic codes, while demons hold the fulfillment of their god’s mission as their highest ideal. Due to their differing values, the two races have been locked in a prolonged war. As too many lives were lost, both sides gradually began to explore a path toward coexistence. As a symbol of moving together toward a brighter future—a place where children of both races could learn together— the Demon Capital Academy was born.