明朝成化年(nián )间，朝纲腐败，奸邪当道。西厂(chǎng )东厂为宦官把(bǎ )持，混淆黑白，陷害忠良，朝野内外噤若寒蝉。时有(yǒu )赵怀(huái )安（李连杰 饰）等流亡剑(jiàn )客挺身而出，接连铲除(chú )东厂(chǎng )数(shù )名奸佞，致令阉贼胆(dǎn )战心惊。适(shì )值此时，风(fēng )头正劲的西厂(chǎng )