明朝成化年间，朝纲腐败，奸邪当(dāng )道。西厂东厂(chǎng )为宦官把持，混淆黑白，陷害忠良，朝(cháo )野内外噤若(ruò )寒蝉。时有赵怀(huái )安（李连杰 饰）等(děng )流亡(wáng )剑客(kè )挺身而(ér )出，接(jiē )连铲除东厂数名奸佞，致令阉贼胆(dǎn )战心惊。适值此时，风头正劲(jìn )的西厂