RBD-749 — Chastity Belt Woman 20 Natsume Saiharu

Unable to give up on her dream of becoming a veterinarian, she decides to take the university entrance exam. The manager of the place where she works part-time and studies for the exams day and night can't bear to see her spend her days like that, so he introduces her to a club run by his friend Kondo. Kondo forces her to sign a mistress contract on the condition that he will help her with her tuition fees...