When Dorothy, a Kansas farm girl and her dog land up in the magical Land of Oz, after being swept up by a tornado, she learns that she cannot return home until she has destroyed the Wicked Witch of the West. So she enlists the help of a tin woodsman who wants a heart, a cowardly lion who wants courage, and a Scarecrow who wants a brain, and encourages them to journey with her to the Emerald City to ask for help from the wonderful wizard of Wizard of Oz, who can solve all of their problems and send her back home.