Kit is back at Grandpa's house for Christmas. This is where exciting things always seem to happen. When Kit hears that his friend Mark is lost, he travels back to the age of lords and castles in order to find him. However, in his search, Kit finds himself caught up in a much more dangerous adventure, facing determined and ruthless enemies who want him dead. Can Kit find Mark and survive the forces ranged against him, even with the help of the truculent Philomelos, who believes himself to be a spirit of unimaginable power? This is the second book in the series.