MTL - Supreme Demon - Chapter 1998 Advance to the top!

Zhang Xuan traverses into a foreign world and becomes an honorable teacher. 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 weakness would be automatically compiled. Thus, he became formidable.

“Emperor Haotian, why don’t you like to wear underwear? To think that you’re still an emperor, can you pay more attention to your image?”

“Fairy Linglong, if you continue to suffer from insomnia, you can always look for me. I have a way with lullabies!”

“You as well, Qiankun Demon Lord, can you cut down on the garlic? Do you want to stink me to death?”

…

This is an incredible story about the heritage between teacher and students, cultivating and guiding the world’s strongest experts.

Our protagonist, once a homeless child navigating the city's harsh realities, clawed his way towards a better life. He stole coins to buy knowledge. However, the prestigious university scholarship he craved was a rigged system, awarded to a politician's son who needed the name, not the education.Descends into a life of crime.After being forced to taint his pride his death is ordered with his own making the final blow.god “congratulations you're given a chance at a new life...”him “ why?”god “cause you had a tough life so im being generous... and making you reincarnate in a mana world...”him “ bullshit...”On the brink of oblivion, a dubious offer arrives – a second chance from a strange god. Haunted by the shadows of past 'generosity', Rei struggles with suspicion. Accepting means becoming a pawn, rejecting means eternal damnation. With no good options, Rei plays along, unaware his role thrusts him into a cosmic conflict.

One day I was suddenly thrown into a fantasy world with my sister,bff,fav. actress,milf next door, fav. pornstar,etc...There I also met several mystical women from different species like mermaid,elf, Demonic, warrior, village girl,etc...But who was the mysterious motherly woman who brought me here?What was her motives?All I remember is that few days ago I....

Tianshu Fengshen list, Di Shu Shan Hai Jing, human book life and death book!
Above nine days, it is for the fairy palace!

- Description from ptwxz (translated)