Princess Eilonwy must leave her friends to go to the Isle of Mona to be trained to be a proper princess. There she falls in the hands of the evil Queen Achren, who seeks the two objects of power that would enable her to rule all of Prydain. Taran, the assistant pig-keeper, Fflewddur, the bard, and clumsy Prince Rhun all go to try and rescue the enchanted princess and try to overcome the forces of evil that now surround her.
Pub. 1981. One of Lloyd Alexander's books in his classic Chronicles of Prydain series. Based on welsh legends. Tomboy Princess Eilonway must go the the Isle of Mona for training as a princess. But the evil echantress Achren thinks this is a good time to kidnap Eilonway and train her to use her magical powers. So The Assistant Pig-Keeper Taran, Prince Rhun, and Fflewddur Fflam the not so truthful bard must rescue her.