The owner of massive breasts, Rumi Yoshizawa, makes her debut in Fitch! After returning from maternity leave and taking on a new class, Rumi drips milk due to nervousness and excitement. While changing her soiled clothes, a student suddenly confesses his feelings and forcefully hugs her. However, her sexless marriage and heightened post-pregnancy sensitivity cause her to instinctively use her own breasts for comfort. But the scene is witnessed by the head of the academic affairs department, who then blackmails her, leading to bondage lactation training within the school…
