The classic story of Hou Yi (后羿) and Chang E (嫦娥) from Chinese mythology brought to life for modern audiences with a new cast of supporting characters.

Di Renjie's first appointment as the emperor of Dali Temple during Tang Gaozong's reign. During the period, many troll murders occurred in the imperial capital Chang'an. At the beginning, Di Renjie didn't believe it at all, but some people alive saw the trolls and caused a series of bizarre cases.

In 2066 the terminally ill scientist Chen Sen, director of the Rosebud Research Institute, sees a photo of his dead wife and son on the table, after which decides to change the past and rewrite history.

Amid the 1933 North China crisis, the Palace Museum launches a daring mission to relocate its treasures south, depicting a 15-year journey of cultural relics safeguarded through war and espionage.