The Silver Chair their quest. When the young man is tied to his chair, his "ravings" seem instead to indicate desperation to escape an enchanted captivity. After several threats, the youth finally begs the three to release him in the name of Aslan. Recognizing this as the fourth Sign, they hesitantly do so. The young man immediately destroys the silver chair. Free from enchantment, he thanks them and declares that he is the vanished Prince Rilian, kept underground by the Lady of the Green Kirtle as part of her plot to conquer Narnia. The Green Lady returns and tries to bewitch them all
The Chronicles of Narnia: The Voyage of the Dawn Treader draft written by Richard LaGravenese and Steven Knight. The previous two films have been described as remaining more faithful to the original stories than the third installment. Apted noted the episodic and disconnected nature of the story would need to be revised for a film version, such as the material involving the Dark Island, the Sea Serpent, and Eustace. They even discussed combining "The Voyage of the Dawn Treader" with "The Silver Chair", much as the BBC combined "Dawn Treader" and "Prince Caspian" in its television serial. As a result, some elements were borrowed from "The Silver Chair", where Narnians