Female security guard Kira (Kizuna Sakura) is kidnapped and raped by a mysterious masked man shortly after kissing her lover Makoto, who is in love with her in the office, at midnight. However, when Kyura, who could not resist and continued to be fucked, returned to me, the man who had been committing himself until a while ago had died by his side. Then, when I returned to my house while being consciously disappointed, the scientist's father, Jouichiro, showed the whole story in the video of the surveillance camera, and talked about a certain mission that I worked with my mother's Sae (Yukine Sakuragi) You will be asked to know the secret of your birth...