明朝成化年间，朝(cháo )纲腐败，奸邪当道(dào )。西厂东厂为宦官(guān )把持，混淆黑白，陷(xiàn )害忠良，朝(cháo )野内外噤若寒蝉。时有赵怀安（李连杰(jié ) 饰）等流亡剑(jiàn )客(kè )挺身而出(chū )，接(jiē )连铲除东(dōng )厂数名奸佞，致令阉贼(zéi )胆战心惊。适(shì )值此时，风头(tóu )正劲(jìn )的西厂