明(míng )朝成化年间，朝纲腐败，奸邪当道(dào )。西厂东(dōng )厂为宦官(guān )把持，混淆黑白，陷害忠(zhōng )良，朝野内(nèi )外噤若(ruò )寒蝉。时有(yǒu )赵怀(huái )安(ān )（李连杰(jié ) 饰）等流亡(wáng )剑客挺身而出，接连铲除东厂数名奸佞，致(zhì )令阉贼胆战(zhàn )心惊。适值此时，风头正劲的西厂(chǎng )