Description

Since Kyosuke lost his parents when he was a kid, he and his older sister, Mizuki, lived at his aunt's house. As they grew up, Mizuki gradually got interested in erotic things and started sexually teasing him. As time passes, Mizuki and Kyosuke start living together. But their cousin, Mio, soon join them and their demeanors get bolder....

[From ErogeShop]