It's been over two months since Hikaru, the daughter of her mother's friend who came to Tokyo from the countryside to attend a women's college in Tokyo, has been living in Shota's house. Shota, who has been fascinated by Hikaru's big swaying breasts since the first meeting, begins to voyeur about "Hikaru" in her home. One day, Hikaru finds out that Shota is voyeurizing the bath.
