MTL - From the Void King To the Ghost Swordsman of the Light of the Beginning - Chapter 38 Fudo Myo and Acting Principal!

As a boss with space plant abilities in the apocalypse, Lu Yao once traveled to the future, became the director of a nursery school that was about to close down, and became a rare animal human on the verge of extinction.
The food she made at random can cure the genetic disease of the cubs in the welfare home. She punched the cubs’ scum fathers and scum mothers, and kicked the remarried families who abandoned the cubs.
It is such a good kindergarten successor dean, who is attracted by that single cool imperial marshal!
Since then, the barrage in the live broadcast room has become:
Imperial Citizen A: Dean A, I really want to marry.
A certain big black dragon: Shut up! This is your marshal’s wife!
CP: Dean Lu Yao, who is extremely protective of short-sightedness and loves cubs, X the imperial marshal Helanjia who loves Shang Yunxi more than cubs
Brief: There are no bad cubs, only bad big ones.

- Description from novelbuddy

Betrayed by his sister. Betrayed by chosen one's humanity. Betrayed by the Gods.That was how the life of Leonard, the Defier of Fate and the world’s greatest heretic, came to an end.When demons invaded human lands, he received a revelation from the Goddess. She commanded him to act as a spy, to infiltrate the enemy ranks and expose their secrets for humanity’s sake.To fulfill this mission, he had to sacrifice a part of his soul. He accepted a demonic contract, surrendered his soul, and became a demonic human. Risking everything, he provided critical information to the humans and helped them turn the tide of battle.But then, he had a shocking discovery.The war was nothing but a gambit between various gods and before he could act, the war was stopped out of nowhere.In an unexpected turn, humans and demons put aside their hatred and signed a peace treaty.Before Leonard could make sense of it, he was betrayed. Both demons and humans joined hands to kill him.“Fuck! If there is a next life, I swear I will tear you gods apart!”With this scream, he thought his suffering was finally over.But…When he opened his eyes again, he found himself in the body of Kael Veydrin, the son of the Grand Duke of the Heizen Empire. But this new life was no different from the last.His sister wanted to get rid of him.Born with clogged vessels and no talent, he was nothing but a disappointment.A subject of fun and ridicule among the fellow nobles.Despite rebirth, nothing seems to change.The cursed fate.The distorted history smearing his name.A world that was against him.Leonard, now assuming the identity of Kael, let out a low chuckle.“Don’t worry, Kael. I will have revenge for both of us.”“They called me heretic right? I will show them how a true fucking heretic acts.”Follow Kael's journey, as he fights against the fates and injustices to drag the ones ruling above.

Everyone must have a few regrets in their lives, and for Mykel regret was publishing this novel on the internet. Because of this failed novel he wrote, made his career down the hill as an author. Thanks to this novel, he lost his passion and he lost everything that he had.

"I wish I can destroy this novel so that nobody will be able to see it or remember it anymore," Mykel said.

That was what he wished for, and for some reason, he went inside that novel of his and as himself in the story that didn't suppose to exist?

Mykel smirked and grinned as he looked at the system.

[You are the creator of this world, you will have the access to the command system. You are free to do anything as long as it is listed in the command system]
[Please enjoy and have fun]

"Heh, then I will turn this world upside down," Mykel said as he glared at the notification in front of him.

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