When the dream demon invades Ling Xiao's dream, Wu Zhen catches it red-handed. The demon isn't willing to return to the Demon City with Wu Zhen. Thus, it causes her to have a dream within a dream.
Casts:
Xu Kai, Tian Xiwei, Wang Jiayi, Wu Junting, Yi Daqian, Fan Shiran, Zhu Zhengting, Lai Weiming, Shan Jingyao