明朝成化年间，朝(cháo )纲腐(fǔ )败，奸(jiān )邪当道。西厂东(dōng )厂为宦官把持，混淆黑白，陷害忠良，朝野(yě )内外噤若寒(hán )蝉。时有赵怀安（李(lǐ )连杰 饰）等流亡剑客挺身而出，接连铲除(chú )东厂(chǎng )数(shù )名奸佞，致令(lìng )阉贼胆(dǎn )战心(xīn )惊。适值此时，风头正劲的西厂(chǎng )