During the hospital stay, where abstinence continues, it is a man's nature to masturbate when he sees the nurse's see-through panties. And even though he thought he was secretly using them as masturbation material, he is found out. However, the nurse, who is aware of his abstinence situation, blames herself, saying, "I got excited because my underwear was visible." To make up for it, she cooperates with him by masturbating, but as she stares at his penis, the nurse also gets more and more excited...