Kanako has been living a comfortable life with her kind husband, but there was one thing she wasn't happy about - her lecherous father-in-law constantly staring at her body with disgusting eyes. Although they pretended to get along well on the surface, she couldn't stand it anymore. One day when Kanako accidentally fell asleep, her father-in-law found her and took advantage of the situation by forcing himself onto her while she was still wearing her underwear. He ejaculated inside her without mercy, savoring the taste of her young womanhood. From then on, he treated Kanako like his personal sex slave, violating her every day and refusing to let up...

優しい夫と何不自由ない結婚生活を送るかな。ただ、かなには1つだけ不満があった。毎日いやらしい視線で身体をジロジロと見てくる下品な義父との同居。表面上は仲良く振る舞う生活に嫌気が差していた。ある日、夫のいない時間に寝落ちしてしまったかなを見つけた義父は、息子がいないのをいい事に下着をずらして雌と汗の匂いの混ざった性器を貪り無理やり中出し。若い女の身体に味を占めた義父は毎日のようにかなを好き放題に犯し、性奴●のように扱うのだった…。