HMN-317 An old man who was a train molester when he was a student remarries his mother. From that day on, day after day, I was made to do my bidding and make her my pet inside my uniform... Kokoro Ayase

Kokoro, a high school girl, is molested by the same old man on the train almost every day. Even though she shouldn't like it, she was masturbating remembering that old man, and she was blaming herself, thinking maybe she was a pervert. One day, her mother introduced her to someone she wanted to marry, and it turned out to be that slutty old man. The days of being molested not only on the train but also at home have begun...here