明朝成(chéng )化年间，朝纲腐(fǔ )败，奸邪当道(dào )。西厂东厂为(wéi )宦官把持，混淆黑白，陷害(hài )忠良，朝(cháo )野内外噤若寒(hán )蝉。时有(yǒu )赵怀(huái )安（李连杰 饰）等流亡剑客挺身而(ér )出，接连铲除东厂数名奸佞，致令(lìng )阉贼胆战心(xīn )惊。适值此时，风头正(zhèng )劲的西厂(chǎng )