Kujibiki Tokushou: Musou Hāremu ken - Chapter 304

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.

This is a century glittering with the brilliance of human civilization, a world where steam engines, magic, and demi-humans coexist, a chapter of complaints committed due to exploration.'Red Dragon Queen rises first, annihilating all human affairs with her wrathful flames.''The mysterious child of the sea will raise great waves to erase the sins of humanity.''The god of the skies will leave no refuge for the remnants, nowhere to belong.''The immortal witch composes epitaphs for them with her magic.''And I, will write a new chapter for this world'... ...... ...Years later, Fisher, who has received the apocalyptic prophecy and the miraculous tool called the Demi-Human Girls' Completion Manual, wishes to be recognized as a pioneer in demi-human academia, a savior of human civilization, a dove of peace, and a messiah.Instead of being the person who is torn apart with the firewood knife, and the savior divided into pieces.

“You mean that Prince Yu wants to marry me?”

“Exactly, young master, Prince Yu wants to marry you!”

“Hell no! Is he out of his mind? Even if woman is a rare species nowadays, as the prince, he could have a chance to marry one. Is it because he got excluded, or maybe he has sexual impotence, so he could only marry a man?”

“No, Prince Yu is charming, majestic, endowed with civil and martial virtues, and also in perfect health.”

“Then why would he marry me?”

“Maybe because of your reputation out there.”

“Reputation? Am I quite famous?”

“Of course. Young master, you’re far-famed.”

“Really? What did they say about me?”

“They said you are ugly, good-for-nothing, short-lived, a freak, with no morals, and shameless…”

…

- Description from Novelupdates

William was once a gamer ranked in top 20 worldwide. After his death, he found himself in the body of an insignificant NPC in the game “God's Apocalypse.” This NPC was doomed to die early in the game, filling William with dread because he knew he had only three months to live.The game world of “God's Apocalypse” was rich with many different fantasy races, from elves to dwarves, each offering unique opportunities for him to make use of, as well as challenges to home oneself.William was terrified because he had the knowledge of the game's future but lacked the power to change his fate.However, he was not without options. He retained his game panel and the unique talent “[Jack of All Trades],” which allowed him to learn skills from various professions.William realized that when the game's beta opened, players would arrive. As an NPC, he could assign quests to them and use his knowledge of the game's future to manipulate them to do his bidding.He began to leverage the abilities of the players to alter his fate and grow stronger.William made alliances with various races, gaining their trust and learning their secrets. This enabled him to transcend the boundaries of his initial condition and steadily increase his power.As William's power grew, players in the game started to complain: “This boss is impossibly strong and keeps getting stronger, we demand a nerf!” They were frustrated by his rapid progression and the unique challenges he posed.In contrast, the elves venerated him: “Lord William is the ultimate chosen one, bringing an unparalleled peace to our realm.” They saw him as a savior who brought stability and hope.The mages revered him as well: “He is the trailblazer of magic, our protector. His name, William Cain, is synonymous with the god of the arcane.” They admired his innovative approach to magic and his role in advancing their knowledge.When asked how he managed to achieve such feats, William simply responded, “Knowledge is power, and it's the one thing I don't lack.”