明朝成化年间，朝(cháo )纲腐败，奸(jiān )邪当(dāng )道(dào )。西厂东厂为宦官把持，混淆(xiáo )黑白，陷害忠良，朝野内外噤(jìn )若寒蝉(chán )。时有赵怀安（李(lǐ )连杰 饰）等流亡剑客挺身而出(chū )，接连铲(chǎn )除东(dōng )厂数名奸佞(nìng )，致令阉贼胆(dǎn )战心惊。适(shì )值此时，风头正劲的西(xī )厂