The Silver Chair an old man, but his son and only heir, Prince Rilian, is missing. Aslan the lion sends two children from England to Narnia on a mission to resolve the mystery: Eustace Scrubb, from "The Voyage of the Dawn Treader", and his classmate, Jill Pole. In the frame story, Eustace and Jill are students at a horrible boarding school, Experiment House. "The Silver Chair" is dedicated to Nicholas Hardie, the son of Colin Hardie, a member of the Inklings with Lewis. Macmillan US published an American edition within the calendar year. "The Silver Chair" was adapted and filmed as a BBC
The Silver Chair earthmen, who take them aboard a boat across the subterranean Sunless Sea to the city ruled by the Lady of the Green Kirtle. She herself is away, but her protégé, a young man, greets the travellers pleasantly. He explains that he suffers from nightly psychotic episodes, and during these episodes he must, by the Lady's orders, be bound to a silver chair; for if he is released, he will turn into a deadly green serpent and kill everyone in sight. The three travellers determine to witness the youth in his torment, as they sense it could be the key to