明朝成化(huà )年间，朝纲(gāng )腐败，奸邪当(dāng )道。西厂东厂为宦官把持，混淆黑白，陷(xiàn )害(hài )忠良，朝(cháo )野内外(wài )噤(jìn )若寒蝉。时有(yǒu )赵怀安（李连杰 饰）等流亡剑客挺身而出(chū )，接连铲除东厂数(shù )名奸佞，致令阉贼胆战心惊。适值此(cǐ )时，风头正劲的西厂(chǎng )