NKD-242 Ichijou Mio: I Joined the Sadomasochism Club at School, 135 Minutes Nakashima Kougyou

Ichijou Mio, a high school girl, decides to join her school's SM club out of curiosity. What begins as innocent exploration quickly turns into an intense experience filled with bondage, discipline, and submission. Dressed in her school uniform and later in swimwear, Mio undergoes various fetish-themed activities, embracing the world of sadomasochism in a single, extended session.