明朝成(chéng )化年间，朝纲腐败，奸邪当道。西厂(chǎng )东厂为(wéi )宦官把持，混淆黑白(bái )，陷害忠良，朝野内外(wài )噤若寒(hán )蝉。时有赵怀安（李连杰 饰）等流(liú )亡剑客挺(tǐng )身而(ér )出，接(jiē )连(lián )铲除东(dōng )厂数(shù )名奸佞，致令阉贼胆战心(xīn )惊。适(shì )值此时，风头正劲的西厂