The Main Characters That Only I Know - Chapter 325:

After being reborn in a sci-fi ABO world, Xi Wei became the newly born son of the Imperial King. He thought, as the emperor’s son he could live a carefree and imposing life, but unexpectedly the First Prince is actually an omega? What the hell is an Omega?

There was an alpha who was born on the same day as the First Prince Xi Wei, the two children grew up together. When Xi Wei looked at the blonde child next door, he always felt that the boy was not pleasing to the eye, so as a child Xi Wei bullied him.

Until many years later …

Looking at the man standing in front of him who was one head taller than him, Xi Wei was dumbfounded.

–He tried to get out of the way, but eventually still fell into his childhood sweetheart’s clutches.

- Description from Novelupdates

While the demons were rising, mankind was about to become extinct. Six temples rose and protected the last territory of mankind.

A young boy joins the temple as a knight to save his mother. During his journey full of miracles and tricks in the world where temples and demons are antagonistic to each other, will he be able to ascend to the strongest knight and inherit the sealed divine throne?

- Description from novelupdates

Xia Yan passed through to the world of Bleach and became an eleven-year-old boy. He was rescued by Renji and Rukia in the Seireitei, and he was studying at Shin’ō Academy, and he was a student of the same class.
He is a top student of the Shin’ō Academy, and he is vying for strength by various teams. In the end, he has entered the first team of secret mobile maneuvers.
He will use punishment to kill every person who tries to threaten the martyrdom and protect his loved one.

- Description from Novelupdates

Horizon Online. It was a death Virtual Reality MMORPG game where people had classes, hunted monsters, got riches, and fought similar players.

I, the strongest player in Horizon Online, managed to kill the last boss and expected to return to my home.

But after defeating the last boss, I was given a bonus stage, where I could choose one game of my choice. Without much thought, I chose an Eroge called ‘Sins Paradise’.

I arrived in Sins Paradise world as the minor villain with the same name as my character. But that didn't matter to me.

[Domination System! Dominate girls after completing the requirements!]

[Ding! You spanked Eliza Rose’s butt in public! Your Sins increased by 1!]

Making use of my overpowered strength and Domination System, plus my handsome features, I would conquer the best girls in the Sins Paradise.

My after journey to become the King of the world has begun!

*There will be no NTR.