The peculiar sexual proclivities of a middle-aged woman. What is the mystery hidden there? Reiko Kodama has peculiar sexual proclivities. It is when she engages in sexual activities with a man, she handcuffs herself. The trigger was the sexual life with her husband who passed away two years ago. Since then, she has been captivated by the charm of playing with handcuffs. And now. In the town, there is the figure of Reiko, who takes men as her customers to repay her debts...