The popular PC game "Harm Me, Seiryu-kun" is now a film adaptation. The four families of the Shishinryu school have produced martial artists with the supernatural powers of the four gods: Seiryu, Suzaku, Byakko, and Genbu. They have always wielded their powers in the shadows of the times. However, over the long passage of time, their bloodline has diluted, and children with these powers are no longer being born. As a result, members of the Shishinryu school have formed an agreement to marry each other and strengthen the supernatural powers of the four gods. And so, Seiryu-sensei, who possesses the strongest genes...