The Grail is a story, a myth! It didnt exist on your world! It cant exist here! The city-state of Varuz is failing. Duke Aurelian is the last of his line, his capital is crumbling, and the armies of his enemy, Duke Conrad, are poised beyond the mountains to invade. Aurelian is preparing to gamble everything on one last battle. So when a holy man, the Doctor, comes to Varuz from beyond the mountains, Aurelian asks for his blessing in the war. But all is not what it seems in Varuz. The city-guard have lasers for swords, and the halls are lit by electric candlelight. Aurelians beloved wife, Guena, and his most trusted knight, Bernhardt, seem to be plotting to overthrow their Duke, and Clara finds herself drawn into their intrigue... Will the Doctor stop Aurelian from going to war? Will Claras involvement in the plot against the Duke be discovered? Why is Conrads ambassador so nervous? And who are the ancient and weary knights who arrive in Varuz claiming to be on a quest for the Holy Grail?

Una McCormack is a New York Times bestselling author. She has written two Doctor Who novels featuring the Eleventh Doctor, Amy and Rory: The King's Dragon and The Way through the Woods, as well as several audio dramas for Big Finish. She lives in Cambridge with her partner, Matthew, and their daughter, Verity.