Six months back, Yanai Makoto, a regular office worker, stood as a surety for his friend's hefty loan. However, his friend vanished leaving him burdened with an enormous debt of 30 million yen. Yanai engaged in sex work to repay the debt when he chanced upon a yakuza who believed in "love at first sight." The yakuza offered to pay five times his fee if Yanai worked as his exclusive prostitute.