明朝成(chéng )化年间，朝(cháo )纲腐败(bài )，奸邪当道。西厂东厂(chǎng )为宦官把持，混淆黑(hēi )白(bái )，陷害忠良，朝野内外噤若寒蝉。时有赵怀安（李(lǐ )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(yān )贼胆战(zhàn )心惊。适值此时，风头正劲的西厂