明朝成(chéng )化(huà )年间(jiān )，朝纲(gāng )腐败，奸邪当道。西厂东厂为宦官把持，混淆(xiáo )黑白，陷害忠(zhōng )良，朝(cháo )野内外噤若寒蝉。时有赵怀安（李(lǐ )连杰(jié ) 饰）等流亡剑客(kè )挺身而出，接连铲除东厂数名奸佞，致令阉贼(zéi )胆战心惊。适值此时，风头(tóu )正劲的西(xī )厂(chǎng )