明朝成化年(nián )间，朝纲腐败(bài )，奸邪当道。西厂东厂为宦(huàn )官把(bǎ )持，混淆黑白，陷害(hài )忠良，朝野内外(wài )噤若寒蝉。时(shí )有赵怀安（李(lǐ )连杰 饰）等流(liú )亡剑客挺(tǐng )身而出，接连(lián )铲除东(dōng )厂数名奸佞，致令阉贼(zéi )胆战心惊。适值此时，风头(tóu )正劲的西厂