Prince Shōtoku and Ono no Imoko arrive at their destination: Luoyang. They go to meet the Chinese Emperor Yang of Sui (who is really an alien from the planet Octopus pretending to be human and manipulating the people's minds) to give him the letter from the Emperor of Japan. However, in doing so, things go quickly and horribly wrong.
隋の皇帝はナント宇宙人であった!（…え、マジで?!）それも気にせず喧嘩を始めてしまう太子と妹子だが―。
