明朝成化(huà )年间，朝纲腐(fǔ )败，奸(jiān )邪当道(dào )。西厂东厂为宦官把持，混(hún )淆黑白，陷害忠(zhōng )良(liáng )，朝野内外(wài )噤若寒蝉。时有赵怀安（李连杰 饰）等流(liú )亡剑客挺身而出，接连(lián )铲除东厂数名(míng )奸佞，致令阉(yān )贼胆战(zhàn )心惊。适(shì )值此时，风头正劲的西厂