The Emperor of Dai Viet was fatuous and incompetent, and countless able men and women with lofty ideals had long thought of replacing him. Partly for Dai Viet's thousands of miles of mountains and rivers, and partly for the legendary jade seal that symbolizes destiny. But this jade seal was actually locked in a small secret vault.
The key to the country that can open the secret vault is still missing.
As the ambitions of the contenders continue to expand, the owner of the key to the country gradually emerges. She is the daughter of the censor—Guo Huai!
Who will have the last laugh, and who can truly answer the eight words on the jade seal passed down to the country - to be ordered by heaven and live a long and prosperous life?