Rukato Reiko spends a moment together with her mom friends in the neighborhood.The two are very curious about the words that a mom friend suddenly said, "Ryuichi's (son) dick is the size of an old receiver."Furthermore, mom friends had to go back to their parents' house and were worried about leaving Ryuichi at home.The two are determined to see Ryuichi's big dick, and when they are in trouble, they take care of Ryuichi for a week with each other.A few days later, the day finally arrived.From that day on, an obscene week of sex like a rosary bead ties began...
