明朝成化年(nián )间，朝(cháo )纲腐败，奸邪当道。西厂(chǎng )东厂为(wéi )宦官把持，混淆黑白，陷(xiàn )害忠良，朝野内外(wài )噤(jìn )若寒蝉。时有赵怀安（李连杰 饰）等流亡剑(jiàn )客(kè )挺身而出，接连铲除(chú )东厂(chǎng )数名奸佞，致令阉(yān )贼胆战心惊(jīng )。适值此时，风头正劲的西(xī )厂