明朝成化(huà )年(nián )间，朝纲腐败(bài )，奸邪当道(dào )。西厂东(dōng )厂(chǎng )为宦官把持，混淆黑白，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(kè )挺身而出，接连铲除东(dōng )厂数名奸佞，致令阉贼胆战心惊。适值此时，风(fēng )头正劲的西厂