During the summer vacation after finishing the college entrance examination, Gu Ziqing was invited by his classmates to go to Xianlin Town in Jiuling Mountain for vacation. However, he found that after nightfall, Jiuling Mountain would actually have a vague illusion. In a place where two time and space overlap, the demon clan's beautiful tower has carved beams and painted beams, and the eyes of the man in the dream call him back with deep-rooted hurt and love. In a dream, the sea changes, who will bear the calamity of whom can repay this cause and effect.