The museum is a treasure trove of ancient artifacts and a cast of suspects, each with their own secrets: the brilliant Dr. Bliss, his mysterious half-Egyptian wife, his devoted assistant, the nervous technician, and an enigmatic Egyptian retainer. With the police baffled, Vance must untangle a web of archaeological passion, hidden motives, and ancient symbolism. But the killer is cunning, and the clues point in all the wrong directions, testing even Vance’s analytical powers to their limit.