明朝成化年(nián )间，朝纲腐(fǔ )败，奸(jiān )邪当道。西厂东厂为宦(huàn )官把持，混淆黑白(bái )，陷害忠(zhōng )良，朝野内外噤若寒(hán )蝉。时(shí )有赵怀(huái )安（李连杰(jié ) 饰(shì )）等流亡剑客挺身而出，接连铲除东(dōng )厂数名奸佞，致令阉贼(zéi )胆战(zhàn )心惊。适值此时，风头正劲的西厂