Fair magician Oscar Diggs dreams of fame and greatness, but does not meet with great success among the audience. And then one day fate threw him from the Kansas outback to the mysterious Land of Oz. Local residents mistook him for a powerful wizard. They promise Oz wealth and honor. However, three witches - Theodora, Evanora and Glinda - question his magical talents. Oscar faces a difficult task: to understand where is good and where is evil, and decide on whose side he will fight. Will Oscar be able to discover the power of true greatness within himself and save the world that believed in him?