Wen Gu Wei Yu figures out Hong Luan is the demon envoy. Hong Luan returns to the Ninth Hell to get the antidote. The poison will make Wen Gu Wei Yu turn into a beast. Zhan Yan goes with Duan Mu into Ninth Hell. A boy causing vandalism claims Lord Jiang to be his dad. Zhan Yan infiltrates the demon clan and captures Duan Mu for them. (Source: jindreame at MyDramaList)