明朝成化年间，朝(cháo )纲(gāng )腐败，奸(jiān )邪当道。西厂东厂为宦官把持，混淆黑白，陷害忠良，朝野内外(wài )噤若(ruò )寒蝉。时有赵怀(huái )安（李连杰 饰）等(děng )流亡(wáng )剑客挺身(shēn )而出，接连铲除东(dōng )厂数名奸佞，致令阉贼(zéi )胆战心惊。适值此(cǐ )时，风头正(zhèng )劲的西厂