Global Lord: Raise Three Giant Dragons at the Beginning and Possess the European Emperor

Overnight, the world changed dramatically. All that was modern was gone, replaced by a pristine new world. Humans all over the world own a castle and become lords of one party. World Channel: Woohoo... Is there anyone there? I'm so scared. Where is this place? What happened? When I woke up, I traveled to a different world? It's amazing and so much fun. Damn it, barbarians are attacking my territory. Help, someone come and save me! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.