Industrial Cthulhu: Starting as an Island Lord - Chapter 15:

Shao Xuan joins a friend in his expedition to a recently discovered archaeological cave. After he picks up an ordinary looking stone he is teleported to a different world and wakes up in the body of a small orphan child. The world he is in now is still in its stone age with primitive tools made of stone and the ways of the people are savage. Savage isn’t the only thing special about the people though, because they have superhuman strength, jump higher than trees and punch stones. In short, they are able to cultivate their bodies. Despite all this, it is a real struggle to survive because of the scarcity of food. Together with Caesar, his pet wolf, he tries to survive in this cruel world.

“Teacher Zhu, the retake student from your class has arrived.”When the security guard brought Chen Nan to the entrance of Class One in the third grade, Zhu Keren's beautiful eyes instantly revealed a look of disbelief, but more than that, there was panic and unease.She hadn't expected that the young man she had encountered on the bus would turn out to be a student in her class.This made her scalp tingle, and she felt almost suffocated.After all, she was an advanced teacher at the school, whose reputation and teaching ability were well recognized.Yet previously, she had behaved like a slut, taking the initiative to grab Chen Nan's vital part, even seeking pleasure in her own private area.

The Tower of Heaven.An ancient, towering enigma said to grant any wish, unveil any secret, and provide anyone who enters its floors a path to Godhood; it stands as a beacon of both hope and despair.For untold centuries, its immense power has drawn countless seekers, yet none have ever emerged from its depths.This Tower is engraved in the world’s myths as the meeting place of mortals and Gods, a realm where anything was possible. It is a monument to mystery and the pursuit of glory.However, for one man, it represents the last chance for redemption and the key to unraveling his tumultuous past.The Heavenly Emperor, a great ruler from an era long forgotten. was betrayed by those he trusted and died with a heart full of regret and a thirst for vengeance.Only, the end of his life was not the end of his story. Reborn into a new world, he finds himself drawn to the Tower of Heaven, driven by the desire to understand his reincarnation and to reclaim his lost honor.The path ahead is filled with unforeseen twists and hidden depths. Unbeknownst to him, his destiny is interwoven with forces and secrets far beyond his wildest dreams.The advent of the former Heavenly Emperor begins here.And with each step he takes, the Heavens themselves quake in anticipation.

Traversing into another world, Zhang Xuan finds himself becoming an honorable teacher.

Along with his transcension, a mysterious library appears in his mind.

As long as it is something he has seen, regardless of whether it is a human or an object, a book on its weaknesses will be automatically compiled in the library.

Thus, he becomes formidable.

“Emperor Zhuoyang, why do you detest wearing your underwear so much? As an emperor, can’t you pay a little more attention to your image?”

“Fairy Linglong, you can always look for me if you find yourself unable to sleep at night. I am skilled in lullabies!”

“And you, Demon Lord Qiankun! Can you cut down on the garlic? Are you trying to kill me with that stench?”

This is an incredible story about teachers and students, grooming and guiding the greatest experts in the world!

- Description from Novelupdates