The Conquerors Path - Chapter 869 - 867-Changes Hardened.

A man who was once called the world’s strongest agent ended up becoming a teacher after his retirement, to train a new generation of agents. After many years of training his disciples, he was killed at the age of 60 by a secret organization’s ruse and was reincarnated in another world with his memories intact. Though he was surprised by the existence of magic and the strange species in that world, he quickly adapted to his condition as a newborn and took advantage of it. He acquired special magic and gained a massive amount of strength thanks to his rigorous discipline, in order to reach his goal: Resume his career as a teacher which he left halfway through in his previous life. This is the story of a man, who, based on the memories and the experiences of his previous life, became a teacher who travels through the world with his students.

Su Wan is a Realm Destroyer. She shuttles to different time-spaces using the identity of the “Cannon Fodder Ex-Girlfriend”, dedicated to plotting how to happily tear apart the male protagonist and the female protagonist. –There’s no such thing as protagonists who can’t be torn apart, only Ex-Girlfriends who don’t work hard enough~

- Description from Novelupdates

[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.]

I didn’t know this was a world inside a game. And I didn’t know my master was a mid-boss. “No way… wasn’t she supposed to self-destruct because of her personality?!” …I’m sorry.