Hoken no Sensei Shinobu, 37 Sai, K-Cup ~Sei ni Mezameta Toshima no Mesu~

Shinobu, a 37-year-old school nurse, is approached by a student named Nishijima who confesses his lack of understanding of love. She suggests he try dating someone, and he asks her out. They go on a date, and eventually end up at her place, where they engage in sexual intercourse. Shinobu, a 37-year-old school nurse, engages in intense sexual encounters with her student Nishijima. They have sex in various locations, including the nurse's office. Shinobu wears different outfits, such as a pig collar and a baby costume with a diaper, while Nishijima dominates her. Their relationship deepens as they explore different fetishes and roleplay scenarios. Shinobu and Nishijima engage in intense sexual intercourse. Later, Shinobu is shown heavily pregnant, and they continue their sexual relationship. Eventually, they are shown with a baby, while Shinobu is depicted in a regressed, baby-like state using breast pumps.