A group of close friends who attend a private school all have a debilitating crush on the sunny star pupil, Shen Jiayi. The only member of the group who claims not to is Ke Jingteng, but he ends up loving her as well.
Ah-Lun, who has a choice to make in the underworld, decides to be a god of love in Chinese mythology. As he advances with his tasks on Earth, his biggest challenge is to tie a red string with the woman he loved the most.