明朝成化(huà )年间，朝纲腐败，奸邪当道。西厂东(dōng )厂为宦官把(bǎ )持，混淆黑白，陷害忠良，朝野(yě )内(nèi )外(wài )噤若寒蝉。时有赵怀安（李连(lián )杰 饰）等流(liú )亡剑客(kè )挺(tǐng )身而出，接连铲除(chú )东厂数名奸佞，致令阉贼胆战(zhàn )心惊。适值此时，风头正劲的西厂