明朝成化年间，朝纲(gāng )腐败，奸(jiān )邪当道。西(xī )厂东厂为(wéi )宦(huàn )官把持，混(hún )淆黑白，陷害忠良(liáng )，朝野内(nèi )外噤若寒蝉。时有赵怀安（李连杰 饰(shì )）等流亡剑(jiàn )客挺身而出，接连铲除东(dōng )厂数名奸(jiān )佞，致令阉贼胆(dǎn )战(zhàn )心惊。适值此时，风头正劲的西厂