Recently, her daughter Yuri has been acting strangely, and her mother, Mariko, is worried. One day, when she looks at the video on Yuri’s phone, she sees a homemade video of her. Shocked, Mariko presses director Umetani to take it down immediately, but instead, he uses the video’s popularity as an excuse to get Umetani to promise to have Mariko appear in the film. Mariko ends up appearing in a doujin adult video, claiming that she’s doing it for her daughter. Her sexless body is repeatedly hit by intense orgasms, brought on by the pleasure combined with shame…