"Winter King" is a historical novel by Bernard Cornwell that focuses on the life of King Arthur during the turbulent times of the early medieval period. The story is set in a world filled with political intrigue, battles, and the struggle for power among various factions in Britain. The novel presents a unique interpretation of the Arthurian legend, portraying Arthur as a complex character facing challenges from both enemies and allies. It explores themes of loyalty, betrayal, and the harsh realities of leadership, while also delving into the rich mythology surrounding the Knights of the Round Table and the quest for Camelot.