Ling Zhao, the seventh princess of Nanliang who grew up in the cold palace, was forced to marry Beidi. With her explosive force and calmness, she tamed ferocious beasts and frightened the nobles with her strength. She teamed up with Beidi King Helianzhuo to crush the rebellion's conspiracy and tore up Nanliang's scheme. In the end, she became the legitimate queen of Beidi from a chess piece in the marriage, ruling the country side by side with the emperor.