明朝成化年间，朝纲腐败，奸邪当(dāng )道(dào )。西厂东(dōng )厂为宦官(guān )把持，混(hún )淆黑白，陷害忠良，朝野内(nèi )外噤(jìn )若寒蝉。时有赵怀安（李连杰 饰）等(děng )流(liú )亡剑客挺身而出，接连铲除(chú )东厂数名(míng )奸(jiān )佞，致令阉贼(zéi )胆战心惊。适(shì )值此时，风头正劲的西厂(chǎng )