明朝成化年间，朝纲腐败，奸邪当道。西厂东厂为(wéi )宦(huàn )官把持，混淆(xiáo )黑白，陷害忠良，朝(cháo )野内外噤(jìn )若寒(hán )蝉。时有(yǒu )赵怀安（李连杰 饰）等流亡剑客挺(tǐng )身(shēn )而出，接连铲除东(dōng )厂数名奸佞，致令阉贼胆战心惊。适(shì )值此时，风(fēng )头正劲的西厂