City Life - Miraculous Doctor From The Mountains - Chapter 22: Beauty Powder

At age 5, Amon unlocks the unique «Fury» genetics and is what caused his behavior to change.

After living with his grandparents for 11 years he learned to behave. For reasons he can’t know, his grandparents faked their deaths, and now he needed to move.

Now he would have to face a new challenge which was to live with his mother and stepfather and two twin sisters not linked by blood and go to school.

A novel revolving around being transported to another world with an op system. The mc spends his day chasing skirts and doing missions to level up. A standard journey to the top with lots of girls from various animes and games with a twist of that gaming feel (hunting mobs, doing missions).

- Description from novelupdates

The opening of Pandora's Box changed the world, giving rise to an age of superhumans and monsters. Yet mankind was not safe from its own hubris, and in the end, it destroyed itself. It's the end of the world, but Sonya Chernovna has been given a chance for a redo. With her memories of the world to come and her deep hatred of the society that had risen out of Pandora's Light, Sonya sets out to change the future.Even if it means being the most heinous villain that ever lived.--Chapters release on Monday-Friday with side stories sprinkled throughout.

“Hey, hurry up and massacre those bandits!”