This chapter opens with a description of the jade from the Dragon Palace. It can deflect a "single deadly blow" from the gods, and it is the "best partners" . It is the snow from the palace, which can deflect "a single deadly blow." It is also the kind of jade that can be used as an identification tool. The professor explains that the noise-detection technology that he has developed can detect the sound of a dragon's footsteps, and if a dragon is really a human being, he will let slip his identity. He will be able to provide immediate support once he contacts him. .