 The film remains relatively obscure to the general public, although over the years it has gained a large cult following among martial arts cinema enthusiasts.Two sewage workers, Jack Do (Alexander Lou) and Charlie Wu (Charlema Hsu), get mixed up in heavy business when their mobster boss is assassinated by another mobster who wants to control Shanghai and overflow the streets with opium, along with the usual mafia-related affairs such as gambling and prostitution.He is aided by a team of four professional assassins, the most notable two being foreigners