In 1900, a white woman was murdered in Chinatown in San Francisco, and the suspect was a Chinese man. The murder caused social shock, and people demanded the closure of Chinatown.
At times this is actually quite a fun spoof along the lines of "Sherlock Holmes" meets "Charlie Chan" by way of "High Noon" but for the most part it's a mess of a film that goes on for far too long. W...