It is the 6th visual novel from Yuzusoft, immediately following Noble Works and Tenshin Ranman.
[1] The game has been announced for a future English release by NekoNyan.
[2][3] The story takes place on the man-made floating island of Aqua Eden, where gambling and prostitution are considered legal by the government.
One summer day, Yūuto Mutsura and Naota Kurahashi travel to the island to lose their virginity.
During their visit, they meet a girl named Miu, who directs them to a brothel.