明朝成化年间，朝纲腐败(bài )，奸邪当道(dào )。西厂东厂为宦官(guān )把(bǎ )持，混淆黑(hēi )白，陷害忠良，朝野内外(wài )噤(jìn )若寒(hán )蝉(chán )。时有(yǒu )赵怀安（李(lǐ )连杰 饰）等流亡剑客挺身而出，接连铲除东(dōng )厂(chǎng )数名(míng )奸佞，致令阉贼胆战心惊。适值此时，风头正劲的西厂