Mystère à Shanghai

The film unfolds in Shanghai, where Herbert Aboody, a wealthy exporter, is threatened by the "Green Dragon" unless he pays a ransom of 50,000 dollars. When one of Aboody's secretaries seeks help from inspector Wens, the situation spirals as Wens ends up killing Aboody and then mysteriously vanishes. This twist sets the stage for a gripping investigation into the events surrounding Aboody's death.

With a cast that includes Hélène Perdrière, Paul Bernard, and Maurice Teynac, the film draws on themes of suspense and betrayal, typical of the mystery and crime genres. The storyline, based on a novel, offers a classic narrative style that appeals to fans of mid-20th century cinema. Collectors of crime and mystery films will find this title significant for its historical context and its unique plot twists.