Tsubasa, Atsushi, and Yoshito have been childhood friends for ten years. Tsubasa and Atsushi had secretly harbored feelings for each other since they were young. However, upon learning of his best friend Yoshito's feelings for Tsubasa, Atsushi decided to step back. Soon after, Yoshito and Tsubasa got married. To sever his feelings for Tsubasa, Atsushi also married another woman. But such a marriage did not last long and ended in divorce. One day, a fierce typhoon struck the Kanto region. The doorbell at Atsushi's house rang, and there stood Tsubasa, soaked to the bone and with tears in her eyes…
