明朝成化年(nián )间，朝纲腐败(bài )，奸邪当(dāng )道。西厂东厂为宦官把持，混(hún )淆黑白，陷害(hài )忠良，朝野内外噤若寒蝉。时有赵怀安（李连杰 饰）等流亡剑客挺(tǐng )身而出，接连铲除东(dōng )厂数(shù )名(míng )奸佞，致(zhì )令阉贼胆(dǎn )战心惊(jīng )。适值此时，风头正劲的西厂