While his parents are away on a trip, Shiro is left in the care of his aunt Minami. Minami tries to seduce him by pressing her body against him and showing him her panties, and even suggests taking a bath together, much to Shiro's confusion. However, in the changing room, Shiro is tempted and finds Minami that he has stolen Minami's panties, and Minami forces herself on Minami... "Let's have sex, Shiro."Minami successfully seduces her nephew, who has grown into the kind of man she likes, and promises to do plenty of naughty things until their parents return from their trip, but...