明朝成化年间(jiān )，朝(cháo )纲腐败，奸邪当道。西厂(chǎng )东厂为(wéi )宦(huàn )官把持，混淆黑白，陷害忠良，朝野内外噤若寒蝉。时(shí )有(yǒu )赵(zhào )怀(huái )安（李连杰 饰）等流亡剑客挺身而出，接连铲除东(dōng )厂数(shù )名奸佞，致令阉贼胆战心惊。适值此时(shí )，风头正劲的西厂