The unicorns are in terrible danger—can Sheila and the warriors save them? When Mardock, the evil wizard, put a spell on handsome Prince Laric and his courageous warriors, he also invented a magical antidote that could only work during a lunar eclipse. Now, at last, that time is at hand in the enchanted kingdom of Arren. But someone must sneak into the wizard's underground laboratory and seize the magic formula.