A young guy living in an area where everything seems so ordinary and innocent discovers a dark and lustful lifestyle lurking inside.

You start the game as an old man, tired of his life, who after the incident and by the will of the goddess is now in the body of a 19-year-old boy.

That "Koikatsu! The latest work is finally here, This time, on a remote island in a tropical country, you can openly make Koikatsu!