Tales of Dunk and Egg

Tales of Dunk and Egg, also known as A Knight of the Seven Kingdoms, is a series of fantasy novellas by George R. R. Martin, set in the world of his A Song of Ice and Fire novels. They follow the adventures of "Dunk" (Ser Duncan the Tall, a hedge knight) and "Egg" (Prince Aegon Targaryen, the future King Aegon V), some 90 years before the events of the main series.