あなたって子は…どこでこんなこと覚えてきたのっ！　Where did you learn all this stuff? (Pixiv Fanbox)

咎めていたのも束の間…しだいに男子生徒の子供とは思えぬ「突き」に、私自身がのめり込んでいきました。 そして今ではすっかり常態化し、今日も暗くなった教室で… My blame was short-lived... but gradually I found myself getting absorbed in the fierce pistons that I didn't believe were the children of boys. And now it's become the norm, and today, in a darkened classroom...