A middle-aged man who was a pervert on the train during my school days remarried his mother. From that day on, he became a pet who ejaculated into my uniform every day... Hibiki Uta HMN-527

The female student's heart was being sexually harassed daily on the train by the same older man. Despite her disgust, the thought of him made her masturbate, and she felt guilty, thinking she might be a pervert. One day, her mother introduced her to someone she wanted to marry, but unexpectedly… it was that same perverted older man. Thus began a period of being sexually harassed not only on the train but also at home… Faced with the older man's persistent techniques and large penis as he fondled her growing breasts, she gradually succumbed to his advances…