明朝(cháo )成化年间，朝纲腐败，奸邪当道。西厂(chǎng )东(dōng )厂为宦官(guān )把持，混淆黑白，陷害(hài )忠良，朝野内外噤若寒蝉(chán )。时有赵怀安（李连(lián )杰 饰）等流(liú )亡剑客(kè )挺身而出，接连铲除东厂数名奸佞，致令阉贼胆战心(xīn )惊(jīng )。适值此时，风头正劲的西厂(chǎng )