Karl May temporarily steps away from historical events. The colorful action begins in Algeria; dark occurrences from the past influence the fate of the Greifenklau family. Their shadows extend into the present, darkening the path of the unfortunate hero. This narrative takes place between the years 1848 and 1870. It is an adaptation from the serialized novel "The Love of the Uhlan." "The Secret of the Marabut" is part 2 of a four-volume series. Part 1: "The Road to Waterloo," Part 3: "The Spy of Ortry," Part 4: "The Lords of Greifenklau." The title is also available as an e-book.