Hentai protagonist Yuka Nonohara suffers from social isolation at the academy she attends. However, she has another side to her - she is a real pervert who hosts erotic streams by covering part of her face with a mask. Soon Yuka finds a letter in her locker containing screenshots of her broadcasts. The unknown man blackmailed the heroine, threatening to reveal her identity to everyone if she didn't fulfill his lascivious demands. Of course Yuka agreed to all the conditions and was fucked the same day. After this blatant case, the heroine can no longer live without sex and the blackmailer is having fun with her....