明朝成(chéng )化年间，朝纲腐败，奸邪(xié )当道。西厂(chǎng )东厂为宦官把持，混(hún )淆(xiáo )黑白，陷害忠良，朝野内外(wài )噤若寒蝉。时有赵怀(huái )安（李连杰(jié ) 饰）等流亡剑客(kè )挺身而(ér )出，接(jiē )连铲除东厂数名奸佞，致令阉贼(zéi )胆战心惊。适值此时，风头正劲(jìn )的西厂