My wife was cheated on by a masseuse

Naho has been married for five years. Despite my busy days, I have been enjoying my job as a housewife, but recently I've been particularly tired. Unable to see her wife, the husband shows her a massage flyer that she was handing out on the street on her way home from work and recommends that she go and go there. Naho also decides to take an interest in her, but she ends up having an obscene experience she can't tell her husband...