明朝(cháo )成化年间，朝纲(gāng )腐(fǔ )败，奸邪当道(dào )。西厂东厂为宦(huàn )官把持，混淆黑白，陷害忠良，朝野内外噤若寒蝉。时有赵怀(huái )安(ān )（李(lǐ )连杰 饰）等流亡(wáng )剑客挺身而(ér )出，接连(lián )铲除东厂数名奸佞，致令阉贼胆战心惊(jīng )。适值此(cǐ )时，风头(tóu )正劲的西厂