明朝成化年间，朝纲(gāng )腐败，奸邪当道。西厂东厂为宦官把持，混(hún )淆黑白，陷害忠良，朝野内外噤若寒蝉。时有赵怀(huái )安（李连杰 饰(shì )）等流(liú )亡剑客挺(tǐng )身而出，接连(lián )铲除东厂数(shù )名奸佞，致令阉(yān )贼胆(dǎn )战心惊。适值此时，风头正劲的(de )西厂