He goes to search for it in Tiger Bay, the French-administered tropical "home of all the riff-raff of the Seven Seas", confident he can bring back proof that good in its most romantic form exists even there.
Lui Chang runs a bar where she conceals her young, pretty, blonde foster sister Letty.
Letty sneaks downstairs to watch Lui perform a new dance for the customers and is spotted by Olaf, a local rough.
The movie was originally intended to be set in the Limehouse district of London, but UK censors condemned the script as "the worst type of American gangster film" and would not allow a British city to be shown harbouring such a den of vice and iniquity, and so the story had to be moved to an unspecified South American location.
[3] Although a run-of-the-mill B movie, the film gave Wong ample space and time to show off her wardrobe, dance skills and exotic charms.