Main character lives with his female relative who calls him onii-chan. They live alone, because his parents travel a lot. Protagonist is an ordinary young skeptical man who has discovered a loli fetish in himself recently... [From [url=https://vndbreview.blogspot.com/2019/04/vn-of-month-april-2002-duo-song-for-all.html]vndbreview[/url]]