The fourth year of the Zhenguan era.
Li Er is touring the realm when, passing along a river, he spots a baby floating downstream!
Li Qiu, desperate to survive, gives Li Er the first smile of his life!
Years later.
Li Er, looking young despite his white hair, sits calmly in court as an imperial edict is written on bright yellow silk.
"My dear grandson, if you still haven't conquered Byzantium, I'll have to bring you back to inherit the throne!"
Ten thousand li away, Li Qiu is inspecting the enemy from an airship. He looks at the edict in his hands and smiles helplessly.
How did a foundling who once drifted down the Jing River end up as the imperial grandson of the Tang dynasty?