Fukuda is a single who has moved to an old condominium. - One day, when I went out to the balcony to dry the futon, his neighbors wife, Satomi, was also drying the futon. - Fukuda was fascinated by the graceful and beautiful Satomi, but noticed something was wrong. - If you take a peek, your husband may be burying her face in Satomis ass. - From that day on, Fukuda cant help but be worried about the state of his neighbor. - In order to meet that suspicious expectation, the couple next door has sex with the windows open.