Demon King: Hero, don't run away! - Chapter 498: Are You Teaching Me How to Do Things?

Born of a great family, world shaking genius.

Get the power of the steel chain fingers in “JOJO”, form your own family force, and completely subvert the world of pirates!

I am BIG.BOSS, Mafia Victor!

- Description from novelbuddy

In the distant future on Earth, there was a girl with God-like powers. That girl is the last survivor of the former human race that flourished in ancient times.

The Ancients.

And on that very same Earth, a new breed of humans with the ability to wield Magic emerged.

That girl began to observe the new human race silently.

Sometimes called a God, other times called Satan, that girl continued to observe the new human race.

This is the story of the happenings between the lonely girl and the hardworking new human race.

A teenager who unexpectedly gets transported to the modern world from ‘the world of the immortals’ . He finds himself in the body of an ordinary guy. He wants to go back to his world and for that, he will have to practice to get stronger and investigate the reason why and how he crossed through to this world.

- Description from Novelupdates