Mr. Iori, who has an eye for young men, arranges a home visit when his parents are away. She finds out about her favorite student Ito's sexual problems and sets out to solve them. Here, stick your tongue out. Let's intertwine slowly... As soon as Ito takes her first kiss, Iori-sensei begins to teach her how good kissing feels. A deep kiss ignites the desire of the two, and a relationship develops between teacher and student.