A few years ago, Nachi got into a lot of debt after playing pachinko, which she became obsessed with. Unable to talk to her husband about it, Nachi decided to sell her body. However, she met a man named Wada, and her life began to go awry. After the act was over, while Nachi was taking a shower, Wada stole her personal information from her bag. Later, Wada called Nachi and blackmailed her, and she ended up working at a soapland where Wada was the manager and provided humiliating services...