When the husband is impotent, but the father-in-law is fertile

Married and her family life is happy, but Mari Takasugi is never happy about the marital relationship, because her husband is powerless to help her satisfy anything. But the father-in-law was different, extremely mature like he was in his twenties, every day he had sex with his wife, making his daughter, who had been secretly watching for a long time, jealous and sat there masturbating every day. Unable to endure this forever, Mari immediately tried to find a provocative way to do housework in front of her father-in-law to seduce him. With a man as prolific and passionate about sex as him, how could he not be erect?