明朝(cháo )成化年间，朝纲腐败，奸邪(xié )当道。西厂(chǎng )东厂为宦官把持，混(hún )淆黑白，陷害忠(zhōng )良，朝(cháo )野内外(wài )噤(jìn )若寒蝉。时有赵怀(huái )安（李连杰 饰）等流亡剑客挺身而出，接(jiē )连铲(chǎn )除东厂数名奸佞，致令阉贼胆战心惊。适值此时，风头正劲的西厂(chǎng )