明朝成化(huà )年间，朝纲腐败，奸邪当道。西厂东(dōng )厂为(wéi )宦官(guān )把持，混(hún )淆黑白，陷害忠良，朝野内外噤若寒蝉。时有(yǒu )赵怀安（李(lǐ )连杰 饰）等流亡(wáng )剑客挺身而出，接连铲除东厂数(shù )名奸佞，致(zhì )令(lìng )阉贼胆(dǎn )战心惊。适值此(cǐ )时，风头正劲(jìn )的西厂