明朝成化年间，朝纲(gāng )腐败，奸邪当(dāng )道。西(xī )厂东厂为宦(huàn )官(guān )把持，混(hún )淆黑白，陷害忠良，朝野内外噤若寒蝉。时有赵(zhào )怀安（李连杰 饰）等流亡剑(jiàn )客挺身而(ér )出，接连铲除东(dōng )厂数名奸佞，致令阉贼胆战心惊。适值此(cǐ )时，风头正劲的西厂