明朝成化年间，朝纲腐败，奸邪当道。西厂东厂为宦官把持，混淆黑白，陷害(hài )忠良，朝(cháo )野内外噤若寒蝉。时有赵怀(huái )安（李连杰 饰）等流亡(wáng )剑客挺身(shēn )而(ér )出，接连(lián )铲除(chú )东(dōng )厂数(shù )名奸佞，致令(lìng )阉贼胆战心惊。适值(zhí )此时，风头正劲的西厂