明朝成化年间，朝纲(gāng )腐败，奸邪当道。西厂东厂(chǎng )为宦官(guān )把持，混(hún )淆(xiáo )黑(hēi )白，陷害忠良，朝野内外(wài )噤若寒蝉。时(shí )有(yǒu )赵怀(huái )安（李连杰 饰）等流亡剑(jiàn )客(kè )挺身而出，接连(lián )铲除东厂数名奸佞，致令阉贼胆战心惊。适值此时，风头正劲的西厂