A married man named Shinji lives with his wife and mother-in-law in their new home after getting married. They lead a peaceful life until one day when Shinji's sister-in-law Tsumugi, who had fought with her husband, comes back to their house... Due to Tsumugi's sloppy nature, the house becomes messy beyond belief. To make matters worse, she tells him not to have any intimate moments with his wife because she doesn't want anyone to find out about them. One day, Shinji catches Tsumugi masturbating and can't help but get aroused despite himself. Fed up with his lazy sister-in-law, he decides to ask her for some action, but her unexpected answer leaves him surprised... *The contents may vary depending on the distribution method.

婿入りで義実家に住む慎二。妻と義母と穏やかな日常を送っていると、夫と喧嘩した義姉・つむぎが実家に転がり込んできて…？ズボラな義姉のせいで家は散らかり放題。おまけに「義姉にバレるから」という理由で妻との営みも断られ悶々とする日々。そんなある日、つむぎのオナニーを目撃しイラついていたはずの怠惰な義姉に欲情してしまう。たまりかねた慎二はつむぎへヌキをお願いをするのだが、意外にもつむぎの返答は…。※ 配信方法によって収録内容が異なる場合があります。 特集 ライブチャット 若妻・熟女と楽しめる人妻チャット！最新作やセール商品など、お得な情報満載の『Madonna』はこちら！