明朝成化年间，朝纲(gāng )腐(fǔ )败，奸邪当道。西厂东厂(chǎng )为宦官把(bǎ )持，混淆黑白，陷害忠良，朝野内外噤若(ruò )寒蝉。时有赵(zhào )怀安（李连杰(jié ) 饰）等流亡剑客挺身而(ér )出，接连(lián )铲除东(dōng )厂数名(míng )奸佞，致令阉贼胆战心惊(jīng )。适值(zhí )此时，风头正劲的(de )西厂(chǎng )