At the beginning of this story, it is made quite clear that Dorothy Gale (the primary protagonist of many of the previous Oz books), is in the habit of freely speaking of her adventures to her only living relatives, her Aunt Em and Uncle Henry. Neither of them believes a word of her stories, but consider her a dreamer. Later, it is revealed that the destruction of their farmhouse by the tornado back in The Wonderful Wizard of Oz has left Uncle Henry in terrible debt. In order to pay it, he has t