Sugura is a middle-aged man who remained unmarried until he was over forty. He had been living alone in a detached house, but now he has to live with his wife and stepdaughter, two women with whom he has no blood relation, and his daily sexual desires only grow stronger. Sugura has a peculiar fetish for anal sex, but his wife refuses to engage in it, leaving him dissatisfied with their marital relations. One day…
