明朝成化(huà )年间，朝纲腐败，奸邪(xié )当道。西厂东厂(chǎng )为宦官(guān )把持，混淆黑白，陷害忠良，朝(cháo )野内外噤若(ruò )寒蝉(chán )。时有赵怀(huái )安（李连杰 饰）等流亡剑客(kè )挺身(shēn )而出，接连铲除东厂(chǎng )数名奸(jiān )佞，致令阉贼胆战心惊。适值此时，风头正劲的西厂