Blackstone Code - Chapter 258:

Michael didn't want to die. He didn't deserve to die. After a lost battle with cancer that started only a year after he retired, he'd lived what many people would call a full life, but it wasn't enough. He wanted more time. Time with his wife. Time with his kids. Time with his grandkids. When he found himself drawn toward the light, he fought his way away from it. Unfortunately, that didn't take him back to the life he wanted to live. Reincarnated in another world, Michael is forced to be a Penitent, a soldier in the country he was reborn into in order to pay a debt to society he owes for taking the life of the child whose body he inhabits. It's not the life he wants, but it's the only one he has.An Isekai with light litrpg elementsMC will gain powers similar to those of a paladinBook 1 spends a lot of time in a military academy. MC does not stay a child for very long.Story will be a slower pace than my others.MC may not be to everyone's taste. He feels guilt for his actions that may seem unreasonable and is very human. He will grow, but it will take time.

An Xu opened his eyes and found that he was in a world with both ABO and supernatural abilities.
She pinched her face hard, but it didn’t hurt at all.
So this female alpha and lightning power user happily thought,
It’s rare to have such an interesting dream, and I’m blunt. (=￣ω￣=)
A painless aristocratic girl who traveled to the world of ABO+ supernatural powers,
The mentally retarded otaku who thinks he is dreaming, lives as he pleases in another world,
I mistakenly hit the promotion and salary to be a unparalleled king.

Female A male O, simple and rude middle school girl (female lead/alpha) X feeds a tiger brain to make up a knight (male lead/omega), cool writing, puppy blood when falling in love.

An Xu: Hey, am I not a teacher of justice?
Chris: ……………
Everyone: (No, no, I don’t think it looks like the villain’s side is better!!)

hint:
1. ABO world view, female A male O (say important things twice);
2. The heroine thought she was dreaming, and for a long time has been the crazy devil king in the eyes of everyone, and she is absolutely not pure and flawless in terms of morality
3. The hero Chris is a growth-type holy father, gradually evolving
The above points should be cautious, if you can’t accept the setting, please let it go

Content tags: strong female power soul conversion knight and sword
Search keywords: Protagonist: An Xu (Anna Sullivan), Chris Field ┃ Supporting roles: Nancy, Esther, etc. ┃ Others: female A male O, female attack, cool text, invisible pretense, brain Complementary heroes, ABOs, abilities

- Description from novelbuddy

In this wild future dimension, Earth has been totally flipped on its head thanks to some crazy cosmic mutation rays. Psychic and cutting-edge tech have merged, totally reshaping human life.Here, chasing immortality isn't just a pipe dream, and hopping between stars is just another part of the daily grind.But let me tell you, this world is anything but chill—it's packed with complex schemes, intense showdowns, and heart-pounding action.Let's talk about Ethan. He's the black sheep of the Blackwood family, slapped with the shameful title of a F-grade Psychic user. His life was as dull as watching paint dry—until fate decided to throw him a curveball and kickstart a new chapter in his life.Ethan stumbled upon a virtual game where players can raise families with Psychic.At first, creating a virtual family was just a way to kill time, but as the game began to mesh with the real world, it blew the lid off some mind-blowing truths. Ethan and his virtual descendants forged an unbreakable bond. Together, they faced the future, diving headfirst into thrilling adventures that only made them stronger.Years down the line, these virtual descendants had become insanely powerful, and in a wild twist, they popped up in the real world. They tracked down Ethan and hit him with a, “Welcome home, Forebearer!”“...”This wasn't just a game anymore—it had become Ethan's new reality, and he and his virtual offspring were about to shake up the world big time.

When an era came to an end, various forces set foot in cultivation to compete for immortality. A young boy who spent most of the time sleeping got lucky in the troubled times and became an unparalleled immortal who could cover the sky with a snap of fingers. Was he going to live forever?

- Description from Novelupdates