Ryota, who was accepted into a university in Tokyo, is staying with his aunt and uncle who live in the city. His beautiful and kind aunt is a woman he has always admired. He is excited to live under the same roof with his aunt. However, she is married. His uncle is also nearby. Since he cannot lay hands on her, he releases his arousal by wrapping his aunt's panties around her and jerking her off in her underwear... but he gets too carried away and is found by his aunt. However, instead of scolding her, her aunt asks, "Do you really like my underwear that much?" and uses her panties to stroke his penis...