In 1900, San Francisco’s Chinatown was caught in the shadow of anti-Chinese persecution. After a white woman was mysteriously murdered, a Chinese man was wrongly accused, and Chinatown was on the brink of disaster. Ah Gui, a Chinese American hunter of Native American descent, and Qin Fu, a young man studying in the United States, team up as the “Chinatown Detectives” to untangle the clues and uncover the truth. As their investigation deepens, they discover a shocking conspiracy lurking behind it all.