"The Riddle-Master" is a fantasy novel written by Patricia A. McKillip. It follows the journey of a young prince named Raederle who is tasked with solving riddles to uncover the truth about his identity and destiny. The story is set in a richly imagined world filled with magic, mystery, and ancient lore. The novel explores themes of self-discovery, the power of knowledge, and the importance of choices. As Raederle encounters various characters and challenges, he learns that the answers to his riddles may hold the key to his future and the fate of his kingdom.