明朝成化年(nián )间，朝纲腐败，奸邪当道。西(xī )厂东厂为(wéi )宦官把持，混淆黑(hēi )白，陷害忠良，朝野内外(wài )噤若寒蝉。时有赵(zhào )怀安（李连杰 饰）等(děng )流亡剑客挺身而出，接连铲(chǎn )除(chú )东(dōng )厂数名奸佞(nìng )，致令阉贼胆(dǎn )战心(xīn )惊。适值此时(shí )，风头正劲的西厂