The continent of Arras… On this continent, the war between demons and humans has been going on… A long time ago, a powerful Demon King appeared to lead the Demon Tribe. A time when humans were plunged into fear and despair… One man and three women...

In the near future, there are people with special abilities called mutants. The Future Special Police is established to crack down on mutant crimes. The main character "Kenichi" is an apprentice member of the police. under the supervision...