There's Something Wrong With This Account - Chapter 159 - : 159.【People, you have to be a bit harsh on yourself】

Zero – Where the End BeginsAfter 100 lives—lived as a king, a warrior, a scholar, a knight, and even a slave—he has finally reached the last.Life number 0.No rebirth. No second chances. Only death… or glory.Thrown into the most ruthless and enigmatic world he has ever faced, he must defy its crushing grip, where power dictates fate and survival is a battle against the inevitable. His ambitions collide with the weight of his past, driving him toward a relentless pursuit of absolute control.In Zero, you either carve your destiny… or vanish into oblivion.

[The citizens of planet #674589 has been given the opportunity to awaken.]With this abrupt message that appeared out of nowhere, the world as everyone knew it had ended.A series of apocalyptic level of natural disaster washed over the Earth, claiming numerous lives in the process.Every lifeform on earth that managed to survive the apocalyptic natural disaster was given immense power.Animals metamorphosed into terrifying beasts and various plants gained self-awareness, while the surviving humans gained powerful supernatural abilities.Leo, a young man finally left the orphanage, a place he'd called home for his entire 16 years of life. With his dreams of finally breaking free and experiencing adult life outside of the orphanage finally coming true, his world was turned upside down after receiving the message with the rest of the world.Freedom was no longer something given, it now had to be earned. This apocalyptic and ruined world was something that could take kill him in an instant.[Requirements met. First Seal Broken.][Innate skill awakened: Regeneration.]

To save a doomed fantasy world, I killed the main characters, then destroyed the game world, and fell into another timeline as the academy's top seat and rival to the protagonist.Now, I'm trying to save the world and steer it towards a better ending…But I'm the final boss.