明(míng )朝成(chéng )化年间，朝纲腐败，奸邪当道。西厂(chǎng )东厂(chǎng )为宦官把持(chí )，混淆黑白，陷(xiàn )害忠(zhōng )良，朝(cháo )野内外噤若寒蝉。时有赵(zhào )怀安（李(lǐ )连杰 饰）等流(liú )亡剑客挺身而出，接连铲除东厂数(shù )名奸佞，致令阉贼(zéi )胆战心惊。适值此时，风头正劲(jìn )的西厂