Himari, the private tutor, is expressionless and only teaches academics without any small talk. The mischievous Kenichi gives Himari an aphrodisiac. Her body reacts to the aphrodisiac, but at first, she suppresses her voice and remains expressionless. As he touches her body with feather-light touches, she reaches orgasm! Kenichi secretly films the scene and then commands her to perform oral sex and other acts. Himari remains expressionless, but she becomes increasingly sensitive, moaning and drooling as she orgasms repeatedly…