ももかは学生生活最後に、ある大人の男性と思い出作りをした。その男性は、同級生の男達とは違い大人のエスコートをしてくれて、優しく抱いてくれた。ずっと部活ばかりで、真面目に生きてきた彼女にとって新しい世界だった。学校を卒業し、OLとして働くももかはその男性を忘れることができず、連絡をしたのだが・・・。At the end of her school life, Momoka made memories with an adult man. The man, unlike the men in her class, escorted her like an adult and held her gently. It was a new world for her, as she had always been involved in club activities and had lived a serious life. After graduating from school and working as an office worker, Momoka couldn't forget the man and contacted him…