明朝成化年间，朝纲腐(fǔ )败，奸邪当道。西厂(chǎng )东厂为宦(huàn )官把持，混淆黑白，陷(xiàn )害忠良，朝(cháo )野(yě )内外噤(jìn )若寒蝉(chán )。时有赵怀安（李连杰 饰）等流亡剑客挺身而出，接连铲除东厂(chǎng )数名奸佞，致令阉(yān )贼胆(dǎn )战(zhàn )心惊。适值此时，风头(tóu )正(zhèng )劲的西厂