Wen Gu Wei Yu helps Duan Mu and reveals his half blood identity. Zhan Yan wants to join Duan Mu's brigade, but they aren't recruiting men. Wen Gu Wei Yu's mom is a doctor married to the demon king. Hong Lun agrees to Wen Gu Wei Yu's mom's suggestion to go out in the world and protect him. Wen Gu Wei Yu finds that Cheng Qi's coin has a demon scent. Wen Gu Wei Yu is ordered to patrol outside on his own and is chased by demons. Hong Lun saves him. Zhan Yan saves the two of them. Yu Du returns alive. Yu Du tells Duan Mu that there may be a spy in the camp. Cheng Qi learns that demons helped the humans escape. They search for Hong Lun, but see her sister instead. When Hong Lun returns, her sister is dead. Hong Yi tries to avenge her sister. (Source: jindreame at MyDramaList)