不自由はないが、つまらない日常を過ごす「いおり」。夫とはご無沙汰で、自分で体を慰める毎日。その痴態を密かに覗く管理人。ある日、彼は計画を実行する。ネチッこく「いおり」に迫り、彼女を堕としていく。彼女もまた、乾いた体に火が付いてしまう。二人は欲望のまま快楽の底なし沼にハマっていく。Iori” has no inconvenience, but spends her boring daily life. She has not seen her husband for a long time and comforts herself every day. The caretaker secretly spies on her lasciviousness. One day, he carries out his plan. One day, he carries out his plan. He approaches “Iori” and corrupts her. She, too, is ignited by his dry body. The two of them fall into the bottomless swamp of pleasure with their desires.
自由奔放な妹が兄に見られているのを知りつつ、男を連れ込みHな勉強にいそしむ、そして最後は…兄に夜這いをかける妹！両親が外泊中に大好きなお兄ちゃんとエッチしたいみつきは、あの手この手でお兄ちゃんを誘惑する！当然断る兄だったが、可愛い妹の過激な挑発の数々に理性を保つことはできるのだろうか！？
The free-spirited young woman, knowing that her step-brother is watching her, takes in a man and seduces him. Then finally she goes for her step-brother while their parents are out of town. Mitsuki wants to have sex in all kinds of ways! Naturally, the step-brother refuses, but will he be able to keep his reason after all the extreme provocations of his cute little step-sister!?
