Yui and Shinto have been living together for three years, but he has never proposed to her. Their neighbor is Michael, a foreign guy who enjoys working out and always wears shorts that showcase his big bulge. Every time Yui sees Michael, she can't help but stare at his bulge. One day, while reading a book, Yui hears Michael calling for help. It seems like something has bitten him and he needs her to apply some medicine. The bitten area turns out to be his huge bulge! The process of applying the medicine is not normal.DASD-697 The wife is passionate about the big cock of the black Western neighbor Yui has to continuously rub the medicine on Michael's entire bulge, and eventually, he ejaculates into Yui's mouth. Shinto and Michael get along well, so Shinto invites Michael over for drinks. Due to low alcohol tolerance, Shinto quickly falls asleep. This time, he persuades Yui to have sex right next to her boyfriend. Unable to resist his big bulge, Yui gradually gives in to his persuasion and lets him have sex next to her boyfriend. From then on, Yui continues this twisted relationship with Michael, even though her boyfriend proposes and wants to marry her, she can't leave Michael's big bulge anymore.
