明朝成化年间，朝纲腐(fǔ )败，奸邪当(dāng )道(dào )。西(xī )厂东厂为宦官把持，混淆黑白，陷害忠(zhōng )良，朝野内(nèi )外噤若寒蝉(chán )。时有赵怀安（李连杰 饰）等流亡剑(jiàn )客挺身而出，接(jiē )连铲除(chú )东(dōng )厂数名奸佞，致(zhì )令阉贼(zéi )胆战心惊。适(shì )值此时，风头正劲(jìn )的西厂