GNAX-046 A slutty wife's obscene infertility treatment massage Mao Hamasaki will never let her husband see her screaming in broad daylight

Yuka, who is undergoing infertility treatment through massage, is taught techniques by a chiropractor. Her husband gradually becomes bolder due to secret sex treatment. One day, Yuka's brother-in-law observes her treatment and demands a relationship with her, but although she is confused, Yuka accepts it easily and starts talking dirty like a slut. Everything was supposed to be for the sake of marital harmony...