The story of the First World War is almost always told through the eyes of men in the trenches. But there was another war just as cruel
- the war at sea. & among the men who fought it few were more heroic than the officers & crews of the navys secret fleet of Mystery Ships. A Combat of Devils is a gripping tale of reckless courage based on the real-life exploits of seamen who fought back against the marauding U-boats. Early summer 1915. Britains sea routes are a killing zone for the Kaisers submarines. The Royal Navys Special Service deploys a new weapon; cargo vessels carrying hidden guns crewed by volunteers who offer themselves as bait to lure the enemy into a trap. After an heroic action Julian La Salle is given command of Freya a trading schooner converted to a Mystery Ship & sent to hunt down a submarine prowling the sea lanes off Ushant. With him is a young American Merrick Granger a survivor from the Lusitania who volunteers for the war to escape a painful past. La Salle & Granger become particular friends bonding closer after their ship is torpedoed off the French coast & they with two other survivors take refuge at the home of di Fario a boatyard owner & veteran of the Franco-Prussian war. Di Fario lives with his daughter Laurentine to whom Granger & La Salle
- in different ways
- are attracted. When the wreck of Freya is found on a reef La Salle hits on an audacious idea to strike at the U-boat. It is a desperate & possibly suicidal plan but di Fario haunted by a tragic secret is determined to be part of it & so too is his daughter. Driven by love Laurentine is plunged into the horror of war in a way none of them could have foreseen.