明朝成化年间，朝纲腐败(bài )，奸邪当道。西厂东(dōng )厂为宦官把持，混淆黑白，陷害忠良，朝野内外噤若(ruò )寒蝉。时(shí )有赵怀安（李连杰 饰）等流亡剑客挺(tǐng )身(shēn )而出，接(jiē )连铲(chǎn )除东厂数名奸佞，致(zhì )令(lìng )阉贼胆战心惊。适值此时，风头正劲(jìn )的西厂(chǎng )