明(míng )朝成化年间，朝纲腐败，奸邪当道。西(xī )厂(chǎng )东厂为(wéi )宦官把持，混(hún )淆黑白，陷害忠(zhōng )良，朝野内外噤若寒蝉。时有赵怀安(ān )（李连(lián )杰 饰）等(děng )流亡剑客挺身(shēn )而出，接连铲除东(dōng )厂数名奸佞，致令阉贼胆战心惊。适值(zhí )此(cǐ )时，风头正(zhèng )劲的西厂