The cats of Oz are staging a revolution led by the mysterious magical cat, Joom. They conquer the emerald City and are overrunning the rest of Oz. Toto has disappeared. Dorothy is worried about him. How can she find him in the midst of the trouble from the cats? Many of the others of your favorite Oz characters and a few new ones are all involved in attempting to fight back against the magically protected cats. Glinda's Palace is the last bulwark against them, but can it stand?