明朝成化(huà )年间，朝纲腐败，奸邪当道。西厂东厂(chǎng )为宦官把持，混淆黑白，陷害(hài )忠良，朝野内外(wài )噤(jìn )若寒(hán )蝉。时有赵怀安（李连杰 饰）等流亡剑客挺身而出(chū )，接连铲除东厂数名奸佞，致令阉(yān )贼胆(dǎn )战(zhàn )心惊。适(shì )值此时，风头正劲的西厂(chǎng )