While vacationing in Puerto Rico, a young Swedish woman falls in love with and marries a powerful local landowner. Ten years later, their marriage has turned sour; meanwhile, two Swedish doctors have arrived on the island to investigate a mysterious fever.
Two dubious characters disguise themselves as Holmes and Watson to gain attention and end up chasing counterfeiters and stolen stamps.
Film about the fictitious adventures of Franz Freiherr von Trenck, who lived during the times of empress Maria Theresia of Austria garnished with espionage and twisted love affairs.
