Enigma is a Tannhäuser novel by James Swallow. When the occult-obsessed Reich unveils a weapon with the power to grant its army demonic powers, RAF pilot Nick Cross and special agent Caitlin “Hoax” Lambsbury must join forces with unlikely allies to capture the device at any cost. In the face of overwhelming odds, can these two agents survive long enough to complete their mission? Prepare for a gripping battle to determine the fate of the world!