The throne was seized by an impostor, but no one can object to him, because it is unknown where the legitimate heir is. You managed to find the prince, he lives in the castle of the Lord, not knowing about his purpose. By all indications, he should inherit the throne, but the main evidence is needed - the magic royal ring with specially engraved. If the jewelry is worn by a real prince, the inscription begins to flicker. Your task in The Rightful Heir is to find this ring and force the prospective heir to wear it.