Shimizu, who came to stay at a friend's house, is completely captivated by the beauty of his friend's mother, Sari, and her voluptuous breasts that are ripe and hanging on her beautiful S-curve. That night, Shimizu, who stopped by the toilet before going to bed, accidentally saw her lover masturbating over the phone. Excited by her lewd appearance, Shimizu threatens Sari, "Hey, Auntie. Do you know what you should do if you don't want to be exposed?"
