Zhao Yan goes to look for Duan Mu and ends up coughing up blood and fainting. After he wakes up, Duan Mu kicks him out. Duan Mu plans on leaving after dealing with the demon poison. Wen Gu Wei Yu goes to Penglai to save Duan Mu. Duan Mu finds the source of the demon poison. (Source: jindreame at MyDramaList)