Kyouhaku

You play Sakagami Yuya, who is a student at the school. One day, you get a lecture from your home room teacher about the poor grades. On the way home from school. you ask your friend Tagawa Shinta to play out of doors, but Tagawa invites you to come to his place. He says that there is a window in the house where he could see a house few blocks away, a married woman (Yamane Yuriko) was masturbating during the day..... You and him videotapes her, and go to the woman's place with it.......

[From DLSite English]