In this world, there is another level different from the human world, and in that level, products of darkness and filth are produced. And the people who are assigned to eradicate these products live around us in different identities like ordinary people. In the 18th district, in an ordinary coffee shop, six people with different looks but the same super handsome men started hunting for products here. Vampires, werewolves, espers... Waiting for the fangs to be revealed at night...