明朝成化年(nián )间，朝纲腐败，奸邪当道(dào )。西厂东厂为宦官把持(chí )，混淆黑白，陷害忠良，朝野内外噤(jìn )若寒(hán )蝉(chán )。时有赵怀安（李连杰 饰）等流(liú )亡剑客(kè )挺(tǐng )身而(ér )出，接连铲(chǎn )除东厂数名奸佞，致令(lìng )阉贼胆战心惊。适值此时，风头正劲的西(xī )厂