A Tokyo student transfers to a rural school and finds it difficult to adjust himself to its customs and traditions. One of the customs is the wearing of an old school cap by a senior. It is a symbol of courage and bravery and is handed down to a new senior each year.
Once upon a time, Okuro (Ayako Wakao), a young female racoon, lived poorly with her drunken father. One day after they disguised themselves as parasols, they were wrongly brought to the Racoon Palace, where the young racoon princess (also Ayako Wakao) made a mess of her arranged marriage with the beautiful racoon prince (Raizô Ichikawa). Pretty princess ran away. In order not to spoil the promising marriage, people tried to make use of resemblances between Okuro and the princess. Before long, Okuro and the Prince fell in love with each other...