One day, her husband suddenly brings a colleague who loves fishing to the house. Ao greets him in her loungewear, so the colleague peeks at Ao as she changes into her everyday clothes. Later, the colleague comes to visit again and peeks at Ao taking a bath. After seeing her naked body several times, he can't help himself and finally attacks Ao, crossing the line. Ao is also fascinated by the big dick, which is different from her husband's.