Saori, his mother's best friend, ran away from home after a fight with her husband. She decided to stay at our house for a while until things calmed down. However, Koichi, who has not had much contact with women other than his mother, can't take his eyes off Saori's big breasts. What do they feel like? Are they soft? I want to touch them just once. This desire grows, and Koichi is no longer satisfied with just sneaking glances, so he peeks at Saori taking a bath...