I'm an Ordinary Returning Student at the Academy - Chapter 9

What if you could unlock the deepest secrets of the human mind? What if every word, every gesture, every thought could be shaped and bent to your will?Jason Cross was once an ordinary man, trapped in a life he didn’t deserve. His family’s fortune stolen, his dreams shattered, he was left with nothing but bitterness and regret. Forced to work a dead-end job, Jason’s life seemed doomed to mediocrity—until a tragic accident changed everything.Now, Jason has been given a gift. A mysterious system has awakened within him, revealing the hidden language that can influence the mind—Neuro-Linguistic Programming (NLP) at a level beyond human comprehension. With every task completed, Jason unlocks new abilities, gaining the power to manipulate emotions, thoughts, and desires.But power comes with a price.Jason's rise to influence is swift. He becomes a master of persuasion, able to seduce anyone, outwit rivals, and build an empire from the ruins of his former life. His enemies fall one by one, their minds broken before they even know what hit them. But as Jason climbs higher, so do the stakes. Rivals from the shadows, powerful enemies, and his own unchecked ambition threaten to consume him.How far will Jason go to reclaim what is rightfully his? And when the world bends to your will, can you ever trust anyone again?

Another entry in what you can call the Proto Harem Series: the books written before the Harem Series that take place in the same world.

It’s about a swordswoman whose student is captured, so she goes to rescue her.

[NO. 4212: ‘Humanity’ has failed the Demotion Match.] [NO. 4212: ‘Humanity’ has been deemed useless. Beginning deletion.] As Earth was being erased after their final game ended in failure, Martial Saint Sung JiHan managed to resist deletion and saw messages pop up in front of him. [To think someone would be able to resist being erased.] [Let’s give him an opportunity to re-challenge.] [Player ‘Sung JiHan’ is returning to the time of initial entry in The League.] When he woke back up, he had regressed back in time. Given a second chance, he swore to himself to stop the fall of Korea and humanity and take flawless vengeance against those that ruined things in his original timeline.

Follow the journey of Korea’s Martial Saint, Sung Jihan, as he struggles to prevent a future of destruction and ascends as the Martial God!

A good-for-nothing man married a beautiful girl but was kicked off the bed on the wedding night. Furiously, he wrote a bill of divorce and ran away.
He was schemed a car accident in which he nearly lost his life. However, it turned out to be a blessing. He swallowed the soul that passed through the outer world, thus obtained superb medical skills and martial arts.
Later on, with the silver needles and invincible martial arts, he embarked on the road of counterattacks and was committed to his great dreams.

- Description from Novelupdates