Tatsuya, who has been moping for days after breaking up with his girlfriend. His mother Hana can't bear to see him like this and wants to cheer him up and comfort him somehow. However, it's her first time dealing with something like this, so she doesn't know what to say. Suddenly, Tatsuya blurts out an unexpected reason for their breakup: "Actually, I have premature ejaculation and can't perform sex properly. There's nothing I can do about it." Hana is momentarily surprised by the unexpected sexual problem..."Is that all? Then let me train you." Thinking of a way to improve her son's premature ejaculation, Hana first lets him touch her ample breasts...
