Kamino Tsutomu, one of Japan's feared men walking the very streets and hunted by the best of the best... is summoned to another world?! The man driven by no sense of loyalty to anyone else other than himself and his goals was summoned to new world by a Villain Empress, in hopes Kamino would serve under her and eliminate the Hero Clan on behalf of the Villain Clan. Kamino Tsutomu's then achieves a new goal he wishes to accomplish that lies within the new world: Exterminate the Hero Clan... If he was loyal.