On the verge of exam season, an honor student high school girl is overwhelmed by the stress of studying, her mind filled with uncomfortable thoughts. Unable to bear it any longer, she secretly gives in to masturbation. In the quiet solitude of the self-study room, the fear of being caught and scolded by her mother flashes through her mind, yet she cannot resist her uncontrollable desires and begins touching herself. This incident at the cram school's study room realistically captures her inner conflict and the unconscious urges that take over.