While his mother is away on a trip, Akihiro begins living alone with his mother's best friend, Sayaka. A suddenly appearing, alluring beauty leaves Akihiro at a loss as to where to look. Her beautiful, elegant features and a body that's just the right amount of flesh to hug are right up Akihiro's alley. Though hidden by her clothes, her ripe breasts, even the nipples, are surely ripe for eating. Unable to contain his desires, his obscene fantasies take over, and he steals Sayaka's underwear...