明朝成化年间，朝纲(gāng )腐败，奸邪当(dāng )道。西厂东厂为宦官把持，混淆黑(hēi )白(bái )，陷害(hài )忠(zhōng )良，朝野内外噤若寒蝉。时有(yǒu )赵怀安（李连杰 饰）等流亡剑客挺(tǐng )身而(ér )出，接(jiē )连铲除东厂(chǎng )数(shù )名奸佞，致令阉(yān )贼胆战心惊。适值此时，风头正劲的西厂