The Billionaire's Kept Woman - Chapter 355 - Being Parents For A Day

10 years ago, after “the Gate” that connected the real world with the monster world opened, some of the ordinary, everyday people received the power to hunt monsters within the Gate. They are known as “Hunters”.

High school student Mikoshiba Ryouma was summoned to a different world in the middle of a war. Sensing the malice from the one who summoned him (a summoner of the O’ltormea empire), he uses his martial arts to run away, killing important people of the empire during his escape. After the escape, he rescues two twin sisters from the hands of thieves. The sisters who can use magic, swear to serve him as subordinates. Thus, Ryouma begins his journey on the path of the supreme ruler.

This is an Isekai styled story, written from the point of view of the protagonist.

Discover the secret of the new, unknown world with Peter, as he sets his first steps in an empty, ruined city. Meet new people from all around the globe. Fight, laugh, and cry.

This is an absurd story of an empress who has traveled to modern times and still insists on rebuilding the Sannomiya Sixth Court without changing her nature.
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Su Junli was very depressed. She inherited a pair of red and green monster eyes, but she is a majestic queen, how could time and space change overnight, and the world was turned upside down, and the beautiful girl in front of her who claimed to be her “Mi Potato” The man called her to “grow vegetables”… You are the only one who grows vegetables, and your whole family grows vegetables. I am the queen!
Anyway, I can’t go back, but the thousands of subjects under the queen’s seat and the thousands of employees under the president’s command are actually the same in management. Since the original “Jun Li” is too useless, let her take over all of them , money, power, status, and of course, those high-quality men who make his heart beat…
An elegant and intellectual personal secretary, a sinister and cunning special assistant, a wild and domineering mafia king, a pure and natural childhood sweetheart, a ruthless No.
The Su family who killed without blood,
In the underworld filled with blood and gunpowder,
Talking and laughing about the ups and downs of the business empire,
Even if every step is frightening, one day, she will stand on top of the world!

- Description from novelbuddy