With college acceptance secured, there's only a month left before graduation. She was supposed to spend happy days at the same university as her girlfriend, Momo. But one day, they were caught kissing by their homeroom teacher. The teacher, who had his eyes on Momo, used the photo as leverage, threatening to withdraw her boyfriend's recommendation if she didn't comply. The first instruction was to get on the train at a designated time the next morning. Momo was puzzled, but suddenly, she was touched on her ass from behind, and she understood what it meant. While being caressed with aphrodisiacs applied, Momo couldn't help but feel something, even in this abnormal situation...
