The story unfolds in the second and third generations of the Greifenklaus, oscillating between France and Germany. The scenes in the underground vaults of Ortry Castle are filled with breathtaking tension. Slowly, the darkness of the past begins to illuminate. This narrative is set in 1870 and is an adaptation of the serialized novel "The Love of the Uhlan." "The Spy of Ortry" is part 3 of a four-volume series. Part 1: "The Road to Waterloo," Part 2: "The Secret of the Marabut," Part 4: "The Lords of Greifenklau." The title is also available as an e-book.