明朝成化年间，朝纲腐(fǔ )败，奸邪当道。西(xī )厂(chǎng )东厂为宦官把持，混淆黑白，陷害忠(zhōng )良，朝野内外(wài )噤若(ruò )寒蝉。时(shí )有(yǒu )赵怀安（李连杰 饰）等流亡剑客(kè )挺(tǐng )身而(ér )出，接连铲除(chú )东(dōng )厂(chǎng )数名奸佞，致令阉贼胆战心惊。适值此时，风头正劲的西厂