In the Kanto region, the Kuroda clan and Kirigaya clan are rival yakuza gangs that control certain areas. Usually, the gangs stick to their turf, but a certain incident changes all of that, leading to a volatile situation between the gangs. Tomoya Nishida, second in command of the Kirigaya clan, makes a bold proposition that could help both gangs avoid conflict—he offers his body to the Kuroda clan leader, Fuyushi Kuroda! In a world where men act with moral codes and tactics, is there any room for pleasure…and perhaps something more?