明朝成化年(nián )间，朝(cháo )纲腐败，奸邪当道。西厂东厂为宦官把(bǎ )持，混(hún )淆(xiáo )黑白，陷(xiàn )害忠良，朝野(yě )内外噤若寒蝉。时有赵怀(huái )安（李连杰(jié ) 饰）等(děng )流亡剑客挺身而出，接(jiē )连铲除(chú )东(dōng )厂数名奸(jiān )佞，致令阉贼胆战心惊。适值此时(shí )，风头正劲的西厂