The Demon Lord and his Hero (BL) - Chapter 32 - Pain

He died on the wedding of the girl he had a crush on, after a long and successful career. After convincing Yama to send him back to the world, he decides to fix the areas in which his life went wrong. Realizing the lack of love and romance in his past life, he sets out to conquer the hearts of various women.

- Description from Novelupdates

[Webnovel Spirity Awards 2025 Entry]In a world of magic and machines, Blaine Lionheart had been proclaimed a once-in-a-lifetime genius since he was still just a child.Born to the Legendary Warrior who had earned himself the moniker of 'Supreme Sword', Blaine was seemingly destined for greatness from the moment he first opened his eyes.He awakened to his unique Mana Art at the age of eight and entered the Kingdom's Royal Guard at the age of twelve.However, despite all of this... There was one thing that the boy genius could never do.Protect the people he cared about.No matter how hard he tried... Everyone he cared about would slowly slip through his hands, with him powerless to save them.And now that he's being reassigned to be the princess's bodyguard... Blaine can only hope that history doesn't repeat itself.No... He wouldn't let it!

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.

I am serious about saving people, I am professional in protecting people, and I like hunting for treasures. . . .

Emergency doctor Lu Fei was forced to travel to a small town in the United States in a parallel universe, got the rescue system, and became a legal mercenary by chance.

As a real man, you must always cut open people’s bodies to save people from danger; you must often fight and kill, and use thunderbolt methods with compassion!

- Description from novelbuddy