Shinya can't contain his excitement when he hears that his mother's beautiful and seductive best friend, Akari, is coming to stay. He suddenly finds himself living together with a busty beauty. Unable to stop fantasizing, Shinya sneaks into the dressing room to somehow get a peek at Akari naked, but gets too carried away and is found. "Are you really that curious about my naked body?" Akari finds Shinya cute as he blushes but can't take his eyes off her breasts, so she Kokoro steals his lips...