At this rate, he'll make a mistake Itsuka... The husband can't help but notice his wife's mother, who exudes intense sex appeal. One day, he accidentally peeks at his mother-in-law changing her clothes. She's worried about her middle-aged weight gain, so she's wearing shapewear that clings to her body, and her firm breasts and buttocks look cramped, making his mouth water at the sight of her voluptuous, mature body. And that night, the husband loses his reason at the sight of his drunk mother-in-law with her clothes open, and he can't help but attack her...