A couple named Hoshi runs a ryokan in a certain hot spring town in northern Kanto. However, due to the economic downturn, their business is on the brink of collapse. But for the husband, Yuya, this inn is a precious inheritance from his late parents... abandoning it is not an option, and his wife, Ameri, feels the same way. Since the time when Yuya and Ameri were lovers, they had been well taken care of by Yuya's parents. One day, a yakuza named Kita, who was tasked with collecting a debt that Yuya had taken out, visits them. Seeing the beautiful wife, Ameri, he comes up with a plan...
