The secret of the female student council president is that she masturbates while engrossed in SM comics at school. The sensitive girl's sexual curiosity escalates, and soon she yearns to be trained herself. One day, while she was engaging in self-pleasure in the toilet, she was caught by an old janitor. After much consideration, she confessed that she is actually interested in SM, and was invited to his house... Female student council president receives individual SM guidance! Rope bondage torture, dual-hole simultaneous torture! The top student is instilled with a masochistic fetish!
