明朝成化年间，朝纲腐败，奸邪(xié )当道。西厂东厂为宦官把持，混(hún )淆黑白，陷害(hài )忠良，朝野内外(wài )噤(jìn )若寒蝉。时有赵怀安(ān )（李连杰(jié ) 饰(shì )）等流(liú )亡剑客挺身而出，接连铲除东(dōng )厂数名奸佞，致令阉贼胆战心惊。适值此时，风头正劲的西(xī )厂(chǎng )