For orphaned Maria, life in her ancestor's decaying ducal mansion is proving challenging. She has discovered a secret miniature world of tiny people, hidden on an island in the middle of a lake. At the same time her spiteful Governess is plotting with the wicked Viacr to rob and cheat her of her rightful inheritance - stopping at nothing. How can Maria save the Lilliputians from discovery - when she herself is in grave danger?