When Eriko was a student, she fell in love with her childhood friend, Kyo. However, on the day of their date, Kyo disappeared. After that, Eriko was married to her best friend Takeshi in Kyoto. Eriko, Kyo, and Takeshi had a love triangle when they were students. And reunion for the first time in 20 years. The stopped gears of Kyo and Eriko started to move. Her feelings for her beloved husband did not change, but she did not forget her feelings for Kyo. While being tormented by her guilt, the immoral love triangle begins again...
