Yuka was supposed to act discreetly, maintaining her upright reputation as a teacher. However, her relationship with her student Kobayashi gradually begins to shake her resolve. The adolescent Kobayashi feels an intense attraction toward Yuka, and his sexual urges become uncontrollable. Captivated by his passion, Yuka grows weary of suppressing her own emotions and eventually deepens their relationship within the school grounds. Despite the constant fear of being discovered by others, she surrenders herself to pleasure. This story unfolds with a turbulent clash between her role as an educator and her overwhelming romantic desires.