明朝成化年间，朝纲(gāng )腐败，奸邪当道。西厂东厂(chǎng )为宦官把持，混淆黑白，陷(xiàn )害忠良，朝野(yě )内外噤若寒(hán )蝉。时有赵(zhào )怀安(ān )（李连(lián )杰(jié ) 饰）等流亡剑客(kè )挺身而(ér )出，接连铲除东厂数名奸佞，致令阉贼胆战心惊。适(shì )值(zhí )此时，风头正劲的西厂