Donny’s terrible van is quickly busing the group way out of that crazy hospital horror scene. Straight out of the fire and into the frying pan. Their next postcard is apparently leading them straight to Oz, and the Emerald City.
Someone’s stirring up a revolution, and the sitting leaders of Oz are helpless to stop them. The kids will have to uncover who’s behind the movement, and stop them before it’s too late.