"Briar King" is a fantasy novel written by Greg Keyes, published in 2003. It is the first book in the The Briar King series, which blends elements of magic, adventure, and political intrigue. The story is set in a richly developed world where a mysterious force threatens the realm, leading to a struggle for power among various factions. The plot follows multiple characters, including a young prince and a group of warriors, as they confront the rising darkness. As they navigate their challenges, themes of loyalty, sacrifice, and the consequences of ambition emerge, making it a compelling read for fans of epic fantasy.