The aristocratic Duke de Richleau faces new, sinister challenges in this macabre tale of the dark arts. When his good friend Simon Aron's na ve curiosity is tested, the Duke, along with his ever-patient friends Rex Van Ryn, and Richard Eaton, must intricately plot a means of both physical and spirit[...]

Dennis Wheatley's first published novel, introducing his modern trinity of musketeers in the epicurean Duke de Richleau, financier Simon Aron, and the wealthy young American, Rex Van Ryn. The Duke receives a coded message from his missing friend, Van Ryn who, while hunting for treasure lost during t[...]