Yoyoko has offered to help her friend, Koichi, practice his moves as he learns how to seduce his girlfriend. But Yoyoko's own desire leads her astray.

The 31st year of the Showa Era (1956) marked the tenth year since Japan's defeat in World War II. It was when Japan took its first step out of post-war poverty to rejoin the international community. In old downtown Tokyo, a teacher and her students try to pass down Doyo (Japanese traditional children's songs) as the root of Japanese cultural identity to the future generations.