明朝成化年间(jiān )，朝纲腐败，奸邪当道。西厂东(dōng )厂(chǎng )为宦官把(bǎ )持，混(hún )淆黑白，陷害忠良，朝(cháo )野内外噤若寒蝉。时(shí )有(yǒu )赵怀(huái )安（李连杰 饰）等(děng )流亡(wáng )剑客(kè )挺身而出，接(jiē )连铲除东厂数名奸佞(nìng )，致令阉贼胆战心惊。适值此时，风头正劲的西厂