明朝成化年间(jiān )，朝纲腐败，奸邪当道。西厂东厂(chǎng )为宦官把持，混淆黑白，陷(xiàn )害(hài )忠良，朝野内外(wài )噤(jìn )若寒(hán )蝉。时有赵怀(huái )安（李连杰 饰）等流亡剑(jiàn )客挺身而(ér )出，接连铲除东厂数名奸佞，致令(lìng )阉(yān )贼胆战心惊。适值此(cǐ )时，风头正劲的西厂(chǎng )