Su Jian and Li Yan had hated each other in elementary school. Then, in high school they hated each other as well.
From the point of view of their friends, that was a sworn enmity of unknown and deep origins; however, neither Su Jian nor Li Yan remembered the reason for that supposed hatred.
Now, after dying and becoming Su WuLi and Li BaoGui, a married couple in ancient times, they will have a chance to fix that old problem between them. For the sake of their marriage, and for the sake of their precious son!