明朝成化年间，朝纲腐(fǔ )败，奸邪(xié )当(dāng )道(dào )。西厂东(dōng )厂为(wéi )宦官把持，混(hún )淆黑白，陷害忠良，朝野(yě )内外噤(jìn )若寒(hán )蝉。时有(yǒu )赵怀(huái )安（李连杰 饰）等流亡剑客挺身而出，接连铲除东厂数名奸佞，致令阉贼胆战心惊。适(shì )值此时，风头正劲的西厂(chǎng )