London, 1666. As the Great Fire consumes everything in its path, the body of a man is found in the ruins of St Paul’s Cathedral – stabbed in the neck, thumbs tied behind his back.

The son of a traitor, James Marwood is forced to hunt the killer through the city’s devastated streets. There he encounters a determined young woman, who will stop at nothing to secure her freedom.

When a second murder victim is discovered in the Fleet Ditch, Marwood is drawn into the political and religious intrigue of Westminster – and across the path of a killer with nothing to lose…