明朝成化年间，朝纲腐败，奸(jiān )邪当道(dào )。西厂东厂为宦官把持，混淆黑白，陷害忠良，朝野内(nèi )外噤若寒蝉。时有赵怀(huái )安(ān )（李连(lián )杰 饰）等流亡剑(jiàn )客(kè )挺(tǐng )身而出，接连铲(chǎn )除(chú )东厂数名奸佞(nìng )，致令阉贼(zéi )胆(dǎn )战心惊。适值此时，风头正劲的西厂(chǎng )