明朝成化(huà )年间，朝纲(gāng )腐败(bài )，奸邪当道。西厂东厂为宦官把(bǎ )持，混淆黑白，陷害忠良，朝野(yě )内外噤若寒蝉。时有赵怀(huái )安（李连杰 饰）等流(liú )亡剑客挺身而出，接连铲除东(dōng )厂数名奸佞，致令阉(yān )贼胆战心惊。适值(zhí )此时，风头(tóu )正劲的西厂