明朝成化年(nián )间，朝纲腐败，奸(jiān )邪当(dāng )道。西厂东厂为(wéi )宦(huàn )官把持，混淆黑白(bái )，陷(xiàn )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(jiàn )客(kè )挺身而(ér )出，接连铲除东厂数名(míng )奸(jiān )佞，致令(lìng )阉贼胆战心惊。适值此时，风头正劲的西厂