BLOOD BROTHERS is set in 1930s Shanghai, a flourishing modern-day Babylon, replete with warlords, politicians, wealthy industrialists, courtesans and gangsters. Three innocent young brothers, Kang, Fung and Xiao Hu, arrive in this seeming paradise in search of a better life. Enticed by the rich and powerful world of organized crime, the three brothers start down a path of no return: they are hired to do the bidding for one of the city's largest mob syndicate. When Fung begins an affair with the mob boss' girlfriend, beauty Lulu and life takes a difficult turn for all three brothers when the forbidden love affair is exposed. Friends turn against friends, brother against brother. The days of innocence have passed; the three brothers must stand up as men and make their choices.