The boy was taken across the Douqi Continent by a purple thunder talisman and became an ordinary adopted son of the Xiao family. He achieved the highest level of thunder with the nine thunder seeds in the talisman...

Many years later

Emperor Hun Tian: "Impossible, the Doudi Cave Mansion has not been opened yet, how can you become a Doudi?"

Xiao Bai: "Look carefully, I am in the ancestral realm, not the emperor realm!"

ps: Without practicing the Burning Art, you will first become an ancestral realm and then an emperor realm, and the two paths will merge into one, and ascend to the universe.