Nitian Dantong: Leader, Drink the Medicine

In ancient times, the demon world broke through its seal and caused harm to the world, causing a bloody storm. She is the only princess among the ancient gods living among the people. He is an alchemy wizard in the world of immortality and a noble prince of the royal family. They met briefly in childhood, but met again at the Shushan Immortal Gate. He is a nine-tailed demon fox in the demon world. Because his soul was damaged, he had no choice but to rely on a mortal to be reborn. He firmly believed that she was his fiancée in his previous life. As the only descendant of the gods, how will she resolve the dispute between the world of immortality and the world of demons? Who does she really love in her heart? Is it the lover in the past life or the fiancé in this life?