明朝成(chéng )化年间，朝(cháo )纲腐败，奸邪当道(dào )。西厂(chǎng )东厂为宦官把持，混淆黑白，陷害忠(zhōng )良，朝野内外噤若寒(hán )蝉(chán )。时有赵怀安（李连杰 饰）等流亡剑客挺身(shēn )而出，接连铲除东(dōng )厂数名奸佞，致令(lìng )阉贼(zéi )胆战心惊。适值此时，风头正劲(jìn )的西厂(chǎng )