[Machine Translation] A no-good adult, sometimes shrewd teacher, Haijin, and a high school girl, Sengen, who is bothered by him at every opportunity. The two are in love when the handsome and high-spec first-year idol, Kazuma Takamine, appears on the scene. The two are in love with each other, but their love is shaken by the arrival of a handsome and high-spec first-year idol, Kazuma Takamine.