On the night they returned to school from Quankelai Market, three paper cranes flew out of Dormitory 403.
One flew to Alpha Castle and landed beside Lin Guo's bed. Zheng Qing told the young wizard some of the clues about the black sheep. Of course, he did not mention Xiao Xiao's conjecture to him, nor did he say anything about Outer Gods. He merely passed along Professor Garcia's message, mentioning that some longevity turtles on the eastern shore of Linzhong Lake had seen the black sheep fighting a cat.
Since Lin Guo was also the manager of the Youzui Hunting Team, Zheng Qing also instructed him to gather every team member for a meeting in Dormitory 403 the next day to discuss the matter.
The second paper crane flew to Beta Town's Pedestrian Street, searching for traces of the Yellow Flower Cat. Zheng Qing intended to tell the tabby that he was preparing to investigate the longevity turtles' settlement on the eastern side of Linzhong Lake. Yet the crane circled places such as Sanyou Bookstore, Wander Bar, and Beta Town North District all night without finding any trace of the cat. In the end, it gave a mournful cry and turned into a ball of fire in midair.
By the time that paper crane turned into a ball of fire, Zheng Qing had already fallen into a deep sleep. The incident did not wake him. It was not until he got up the next morning that he noticed it through magical feedback.
Zheng Qing suspected the Yellow Flower Cat had done it deliberately—it might have thought a group of wizards were making a mountain out of a molehill over a Minor Faceless Demon, or that taking an interest in a stinking mud pond was simply too embarrassing.
As for the