The film frames Dragon Hill, the wonderful world where dragons live, which is protected by four gates - fire, water, earth and air. Only the guardian Ethelbert has the key and to get out. It is a land where people from other ages and places arrive for different reasons such as the villain Septimus, who was confined there long time ago. Septimus needs an innocent hand to escape and he lures Kevin, a young boy and dreamer of knightly feats. In a final combat between Ethelbert and Septimus, evil prevails. At the end, Kevin's courage, with the help of Elfy and Maud will prevail.