明朝成化年间(jiān )，朝纲腐败，奸邪当道。西厂东(dōng )厂为宦官把持，混(hún )淆黑(hēi )白，陷害(hài )忠良，朝(cháo )野内外噤若寒蝉(chán )。时(shí )有赵怀(huái )安（李连杰(jié ) 饰）等流(liú )亡剑客挺身而出，接连铲除东(dōng )厂数名奸佞，致令阉(yān )贼胆战心惊。适值此时，风头正劲的西厂