Reborn in Yin Shang, the dynasty from Investiture of the Gods, Yin Jiao becomes the crown prince. Rumor has it that his father is a tyrannical, immoral ruler. But after observing him for more than a decade, Yin Jiao discovers that everyone in later generations seems to have been deceived by the lies spun by the usurper.
As the first legitimate heir to the throne as Human Emperor, Yin Jiao cannot stand by while the usurper steals the throne that should be his, reducing the Human Emperor to a mere Son of Heaven. Yin Jiao decides that it can all begin with a campaign to the North Sea…