In which the young Munchkin Ojo is brought before the gracious and wise Princess Ozma to answer for a broken law concerning a six-leaved clover, and is met not with scorn but with understanding and forgiveness. Thereafter, with the aid of Dorothy, the Scarecrow, and the courageous Patchwork Girl, he prepares to embark on a quest to find a rare and mysterious ingredient needed to undo a grievous misfortune.