When Dorothy Gale meets a strange old man, the Shaggy Man, and a funny little boy, Button-Bright, it is the beginning of a marvelous new Oz adventure. They meet a whole host of colourful characters, amongst them Polychrome, the lost daughter of the Rainbow. Dorothy knows they must reach the Emerald City, whose ruler, her friend Princess Ozma, will be able to help them. Their journey is full of surprises and excitement, with a very special event waiting for them right at the end.