明朝成化年间，朝纲(gāng )腐败，奸邪(xié )当道。西(xī )厂东厂为(wéi )宦官把持，混淆黑白，陷害忠良，朝野内外(wài )噤若寒(hán )蝉。时有赵怀(huái )安（李连杰 饰）等(děng )流亡剑客挺身而出，接连铲除东厂(chǎng )数(shù )名奸佞，致令(lìng )阉贼胆战心惊。适(shì )值此时，风头正劲的西(xī )厂