When they met in Zhaoyao Mountain, he thought he was some ancient god, but they met him again later. "Hello, I'm Zhu Yu." "Don't say this name to anyone except me." "Why?" "... Anyway, just listen to me and don't say anything." "Oh..." After being rescued by the gods, Cui Mu returned to his master's door. He accidentally opened a book and wrote: "Zhu Yu, Caoyan, looks like a leek but is green and will not be hungry if you eat it. It is produced on the head of the Magpie Mountain above the West Sea."