One day, Yuko was having trouble with a delivery she didn't remember ordering when her neighbor came to her rescue. Afterward, they grew closer until he revealed that he was a virgin. Sensing his vulnerability, she teasingly seduced him, showing him kindness while teaching him about sex. As her husband continued to reject her advances, Yuko found solace in their passionate encounters, riding his massive cock like there was no tomorrow.

ある日、記憶にない宅配物でトラブルになっていた夕子は隣に住む青年に助けてもらい事なきを得た。後日、助けて貰った彼と距離を縮めるが、童貞だということを知り誘惑する。ウブで堅物な彼に優しくSEXを教えながら、旦那とのセックスレスで溜まりに溜まった性欲を吐き出す様に絶倫の巨根チ〇ポに跨り一心不乱に腰を振る。