Transformed into a Natural Disaster of Undead, Scaring the Reborn Empress to Tears at the Beginning

After being killed by his yandere fiancée Liu Ruyan, Lu Chen's soul came to the world of the undead and awakened the hidden god-level talent [Undead] - one more 'undead creature' can be born every second. As long as the undead creature does not die, it will be immortal. Whenever the number of undead creatures under control reaches a certain number, there is a probability that more advanced undead creatures will be produced, and specific abilities can be understood with each upgrade. Unknowingly, he used the army of the undead to rule the world of the undead and became the eternal master of this dark world. On this day, a familiar summoner portal appeared in front of him... … My name is Jiang Yunli, one of the ten youngest powerful men in the human race, the empress who founded the human federation with her own hands, and died in a world-destroying undead natural disaster. When I opened my eyes again, I was reborn a hundred years ago when I changed jobs. In order to change the fate of the human race being exterminated, I must become stronger this time. I chose to become a summoner of the undead, hoping to learn from the sources of the world-destroying natural disasters to help me understand this and that. The summoning was successful, it was a very ordinary undead skeleton. Others laughed at me, but I was very happy. Gradually, I discovered that there was something wrong with this skeleton. Why did it look like one of the undead that had perished before? Until this day, the undead army that destroyed the world in my memory and the majestic black figure standing in the void appeared in front of me again, and when they were summoned by me, I felt paralyzed...