明朝(cháo )成(chéng )化年间，朝纲腐(fǔ )败，奸邪当(dāng )道。西厂东厂为(wéi )宦官(guān )把(bǎ )持，混淆黑白，陷害忠(zhōng )良，朝野内外噤若寒蝉。时有赵怀安（李(lǐ )连杰 饰）等流亡剑客挺身而出，接(jiē )连铲除东厂数名奸佞(nìng )，致令阉贼胆(dǎn )战心惊。适值此(cǐ )时，风头正劲的西厂(chǎng )