明朝成化年间，朝纲腐败，奸邪当道(dào )。西厂(chǎng )东厂为(wéi )宦(huàn )官把(bǎ )持，混(hún )淆黑白，陷害忠良，朝野内外噤若寒蝉。时有赵怀安（李连杰 饰）等流亡剑客挺(tǐng )身而出，接连铲(chǎn )除东厂(chǎng )数名奸佞，致(zhì )令阉贼(zéi )胆战心惊(jīng )。适值此时，风头正劲(jìn )的西厂