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

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 easily accepts the procedure and starts talking dirty like a slut. - Everything was supposed to be for the sake of marital harmony...