When Triad leader Hung considers leaving the world of the gangsters, a brutal war begins in the world of jiang-hu. Meanwhile, an internal conflict begins between Hung and his best man, Left-Hand.
Jiang Hu is a 2004 Hong Kong crime drama film revolving around Hong Kong gangs. It was directed by Wong Ching-po and stars Andy Lau and Jacky Cheung, in their second collaboration after As Tears Go By, which is regarded as a thematic sequel to the latter. The film is also known as Blood Brothers in Singapore, and Triad Underworld in the United States.