Despite the title, there are no water sports in this story. Just one girl has her toilet malfunction and doesn’t manage to reach her neighbor's in time. That neighbor (the protagonist), then invites her to...

Me who lives in the house of my half-sister. At home, the image of my sister who uses violence, in her underwear is like a tyrant who rules a country (Our room) with power! For a while, I was determined to s...