Lost Princess-George MacDonald

A year has passed since Curdie's adventures with young Princess Irene and the hostile goblins deep in the mountain. As Curdie grows up, his faith in the elusive royal Great-Great-Grandmother is fading. When a thoughtless act plunges him into that mysterious presence once again, what will come of it? And what has happened to the good king and his little daughter by this time? - Summary by HannahMary