The Chronicles of Narnia (although we do not learn their surname until "The Voyage of the Dawn Treader"), and eventually become Kings and Queens of Narnia reigning as a tetrarchy. Although introduced in the series as children, the siblings grow up into adults while reigning in Narnia. They go back to being children once they get back to their own world, but feature as adults in "The Horse and His Boy" during their Narnian reign. All four appear in "The Lion, the Witch, and the Wardrobe" and "Prince Caspian"; in the latter, however, Aslan tells Peter and Susan that they will not return, as
The Chronicles of Narnia Chronicles". It was a work that was " a great balm to the soul". Plato was an undeniable influence on Lewis’s writing of "The Chronicles". Most clearly, Digory explicitly invokes Plato's name at the end of "The Last Battle", to explain how the old version of Narnia is but a shadow of the newly revealed “true” Narnia. Plato’s influence is also apparent in "The Silver Chair" when the Queen of the Underland attempts to convince the protagonists that the surface world is not real. She echoes the logic of Plato’s Cave by comparing the sun to a nearby lamp, arguing