[Mosaic removed] A debt that her husband made from his friend Sayama without telling Chihiro. Chihiro is persuaded by her husband to work as a nurse at Sayama Hospital in exchange for paying off her debt. On the day of her shift... Chihiro had been informed by Sayama in advance that she would work in the urology department, but when she saw the penis of someone other than her husband, she turned away. Chihiro is reprimanded by Sayama for her unbelievable behavior as a nurse. And in the name of getting used to the male organ, she says something unexpected to Sayama...