Yuko had been in a long-term affair with Katsuda, the section chief who was married with children. One day, their intimacy was witnessed by a colleague, Sasaki. Sasaki, who had harbored feelings for Yuko all along, saw his love turn into a twisted desire for revenge. He threatened and forcibly engaged with Yuko. Despite being violated, Yuko began to feel her first awakening as a woman with the young and rough Sasaki…
