明朝成化(huà )年间，朝纲腐败，奸邪当道。西厂东厂为宦官把持(chí )，混(hún )淆黑(hēi )白，陷(xiàn )害(hài )忠良，朝野内外(wài )噤若寒蝉。时有赵怀安（李连杰 饰）等(děng )流亡(wáng )剑客挺身而(ér )出，接连铲除东(dōng )厂(chǎng )数名奸佞，致(zhì )令阉贼胆战心惊。适值此时，风头正劲(jìn )的西厂