The damage inflicted by the Extraterrestrial Heavenly Demon Clan on this world during the World-ending Battle could be glimpsed from this horde of Corpse Ghosts before them. It was no wonder that all the beings and races of this realm joined forces to confront the Extraterrestrial Heavenly Demon Clan, leading to their victory in the World-ending Battle back then.

However, considering the means of the Extraterrestrial Heavenly Demon Clan and how long they have been lurking ...