With the arrival of the first Thunder Dragon descending upon the Mortal World, thereafter, they came one after another, streaming toward the ground like dumplings being dropped into a pot. Each time a Thunder Dragon descended, it would bring no small amount of destruction to the ground.
If the Thunder Dragons had simply struck the ground, it might have been okay, but in the densely packed camp site, there were always some unfortunate buildings that would make intimate contact with a Thunder Dragon. Although all the buildings had strong defenses, every intimate encounter with a Thunder Dragon would still cause numerous stones to crumble from the tops.