A female teacher, Yumika Kana, who has a relationship with one student, is caught in the act of infidelity on school grounds by a male janitor. Due to his blackmail, she begins to be trained from that day onward... restrained with bondage gear, ropes, and guillotine boards, her hands and feet bound and unable to move freely, the female teacher with a natural masochistic constitution reaches orgasm and urinates uncontrollably without resistance…
