地味で物静か、男性経験もほとんどないウブな女教師・白峰。だが、彼女には誰にも言えない意外な秘密があった。それは放課後、誰もいない職員室でオナニーをし、その痴態を裏アカにUPする事…。しかし、更なる刺激を求めた白峰は調教動画で有名な裏アカ男子との接触を試みる。そして待ち合わせ当日、現れたのは自身が受け持つクラスの問題児だった…。

Shiramine is a quiet, unassuming, and naive female teacher with almost no experience with men. However, she harbors a surprising secret she can't tell anyone: after school, she masturbates in the empty staff room and uploads the act to a secret social media account. Seeking further thrills, Shiramine attempts to contact a man famous for his domination videos on a secret social media account. On the day of their meeting, the person who shows up is the troublemaker from her own class…