She was born into a wealthy family - Chapter 21 - was an accurate answer

[SYSTEM NOTIFICATION]~Paradise Will Now Be Initialized~{The realm of the gods, Paradise, will be revealed to the chosen humans. Overcome the 99 Floors and reach the Final Realm.}For ten years, Mikey has been haunted by nightmares, until one day he stops having them... and they start appearing in real life.Demonic Monsters, Status Windows, and Skills... all of them are now in reality.What's worse? Anytime he dies, he is transported to the past and forced to repeat every scenario in this new world until he conquers and survives everything.What exactly is this new world, and how will the Dreamer survive?

In this world, mystery and the supernatural never depart.Those who, with bodies honed through thousands of trials and indomitable wills, break the chains of life and pursue human limits in modern cities, are known as martial artists.Under neon lights, swords clash. At the tops of towering buildings, friendships are made through fists.Among mountains and peaks, heroes discuss their ways.Here, martial artists who have broken the “seven physical limits” carve their godlike names under the heavens, stunning both the ancient and modern worlds and making the stars shine brighter!Here, the once-in-a-decade “World Martial Arts Tournament” broadcast is the highest rated program globally, where martial artists fight for their nation and themselves!Here, martial artists, with their mortal flesh, combat dark spirits and mythical beasts in life and death battles to protect their homeland's civilization.Here, every true martial artist unswervingly believes:“The martial way is boundless; my body is unfettered!”

Gilderoy Lockhart has just become Minister for Magic of the United Kingdom, and there are several uninvited guests in the office.

Dumbledore: “Minister, I have to tell you with great sadness that Moriarty Slytherin is the most hidden person in the European wizarding world!”

Lovegood, editor-in-chief of The Quibbler: “Look Minister, the Hogwarts Riots, the Himalayan Avalanche, the Gringotts Heist, the World Cup Opening, the Nurmengard Bombing, the Azkaban Defection , the Durmstrang riot, these mysteries all point to one person, Moriarty Slytherin!”

Platinum noble Lucius: “On behalf of the pure blood family, I strongly request the minister to launch a wanted request for Moriarty Slytherin! Oh, my minister, don’t look at me with greedy eyes, all pure blood money is taken by Mori Artie’s gone.”

Gilderoy Lockhart showed his signature smile: “Please allow me to introduce to you my young master, the greatest wizard of all time, the master of dawn and darkness, the master of ice and thunder, the legendary god of magic, Moriarty Slytherin!”

This is the story of a little wizard who only has magic in his heart and becomes the big boss behind the scenes in the Harry Potter world.

- Description from novelbuddy

I found a girl of unknown origin outside; she claims to be a time traveler from a post-apocalyptic era.Great calamity is imminent, with abominations spreading across the land, human civilization annihilated, and even the world itself shattering, all beyond redemption.As for myself,I am considering how to confine this beautiful girl, who has temporarily lost her powers, within my home.