JUX-503 Kinbaku Onsen ~The Beautiful Sisters' Banquet of Submission~ - Mori Nanako

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To pay off her husband's debts, Nanako takes a job at a secluded hot spring inn deep in the mountains. Reiko, the husband's older sister, feeling guilty that Nanako is covering her brother's debt and having heard dangerous rumors about the inn where Nanako works, goes to the inn. What Reiko finds is Nanako transformed—tightly bound and writhing in agony. Reiko decides to offer her own body in Nanako's place. However, the sensation of the hemp rope digging into their crotches gradually drives the sisters-in-law' reason mad...

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