明朝成化年(nián )间，朝纲腐败，奸(jiān )邪当道。西厂东厂为宦官把持，混(hún )淆(xiáo )黑白，陷害(hài )忠良，朝野内外噤若寒蝉。时有赵怀安（李连杰 饰(shì )）等流亡剑(jiàn )客挺(tǐng )身而出，接连铲除东厂数名奸佞，致令(lìng )阉(yān )贼(zéi )胆战心惊(jīng )。适值此时，风头正劲的西厂