明朝成化年间，朝纲腐败，奸邪(xié )当道。西厂东厂为宦(huàn )官(guān )把持，混淆黑白，陷(xiàn )害(hài )忠良，朝野内外噤若寒蝉。时有赵(zhào )怀安（李连杰 饰）等流(liú )亡剑客(kè )挺身而(ér )出，接连铲除东厂数名奸佞，致(zhì )令阉贼胆战心惊。适值此(cǐ )时，风头正劲(jìn )的西厂