In his sleep, Yan Yun entered a set world full of dangerous fantasy, and met Jiang Tong, who was not in the program setting. The two people's escape of life and death interpreted the emotions of fateful mandarin ducks. With this main line, it integrated various elements such as the legend of the twelve constellations, the Classic of Mountains and Seas, horror suspense, comedy adventure, etc., And it was a poignant and touching love.