Five years into her marriage, Rika and her husband were like best friends. She kept telling herself she was happy, but she harbored a loneliness as a woman. Then, one day, her husband's brother, Yuzuru, came to Tokyo on a business trip and stayed with them. Even though he was her husband's family, having a man in her home was unsettling. Rika's lustful heart and body could no longer be controlled. One evening, she went to Yuzuru's bedroom and secretly straddled her brother-in-law, sliding her hips forward and saying, "Don't move, brother-in-law… it's all my fault…" – JavGG.net

結婚して5年、夫とは親友のような関係。幸せだと自分に言い聞かせていたが、女としての寂しさを抱いていた妻のリカ。そんなある日、夫の兄であるゆづるが、出張で上京しその間、泊まる事になった。夫の家族とはいえ、異性が自宅にいる。リカの飢えた心と身体は抑制できなくなっていった。そして、ある晩、ゆづるの寝室へいくと、密かに義兄に跨り「お義兄さんは動かないで…悪いのは私だけー。」と腰を滑らせていき…。

「動かなければお義兄さんは悪くないから。」夫に相手にされない人妻の一方的な腰ふり騎乗位。 逢見リカArray

Rika Aimi – Aimi Rika