明朝成化年间，朝纲腐败，奸邪当(dāng )道(dào )。西厂东厂为宦官把持，混(hún )淆(xiáo )黑白，陷(xiàn )害(hài )忠良，朝野内外噤(jìn )若寒蝉。时有赵怀安（李连杰 饰）等流(liú )亡剑(jiàn )客挺(tǐng )身而出，接(jiē )连铲除东厂数(shù )名奸佞，致令阉贼胆(dǎn )战心惊。适值此时，风头正劲的西厂