俺は生徒会室に忘れ物があったのを思い出した。翌日の早朝に取りに行くつもりで生徒会室のドアを開けると、そこには下着タイツ姿の成宮生徒会長が立っていた…。

I remembered that I had left something behind in the student council room, so I went to go pick it up early the next morning. I opened up the door, and found student council president Narumiya standing in her underwear...