明朝成化(huà )年间，朝(cháo )纲(gāng )腐败，奸(jiān )邪当道。西厂东厂为(wéi )宦官把(bǎ )持，混(hún )淆黑白，陷害忠良，朝野内外噤若寒蝉。时(shí )有(yǒu )赵怀安（李连杰 饰）等流(liú )亡剑客挺身而出，接连铲除东厂数名奸佞，致令阉贼胆战心惊。适值此时，风头正劲的西厂(chǎng )