明朝成(chéng )化年间，朝(cháo )纲腐败(bài )，奸邪当道。西厂东(dōng )厂(chǎng )为宦官把持，混(hún )淆黑白，陷害忠良，朝野内外噤(jìn )若寒蝉。时有赵怀(huái )安(ān )（李连杰 饰）等流亡剑客挺身(shēn )而出，接连(lián )铲除东厂数名奸佞，致令阉贼胆战心(xīn )惊(jīng )。适值此时，风头正劲的西厂