The Mysterious Heiress: Researcher In Disguise - Chapter 746 - Xu Jing,"don’t bully my granddaughter!"

In the year 2031, the earth has further advanced in its technological developments. Though there are democracies, republics, and several other systems of governance followed by various countries, there is still one country that adheres to the feudal system—the Arinphiam Empire.The empire is divided into three parts, where the royal family coexists with the central government to control the empire, keeping it as one of the strongest nations on planet Earth.The richest man on this planet belongs to this empire, where noble families still exist, governed by laws specifically made for them by the royal family instead of the central government.Marquess Avendial Croceaus has finally returned to the past, to the year 2031—a year before the tower's arrival—on the date where his downfall began.As he returns to the past, he discovers himself facing the initial setback of his life, where accusations of treason are soon to fall upon him.This world-building novel presents a completely fresh story with new ideas and plots, where the efforts of the main character lead him to become the one who changes his fate as a villain.Content warning: Adult R-18 Chapters without any warning, as they could be part of the story, a slow but well-paced story to provide the detailed idea about the world-building, a weak main character with the debuff of seven curses, making him even cut off from the chances of growth.

This is a world where humans, demons and mysterious beasts coexist.

Humans cultivate mysterious qi. Demons cultivate corporeal bodies. Mysterious beasts cultivate soul perception.

A legend says that in the middle of an endless rainforest, there are extremely powerful existences; they are called demon kings.

Some demon kings have a tyrannical corporeal body, some are experts in illusions.
Some demon kings are proficient in magic, some can even move mountains.
Some demon kings are able to sense things thousands of miles away.

These demon kings rarely appear in the human world. Even if they emerge in the human world, they would reincarnate in human form; assimilating with mankind while seeking to breakthrough realms…

- Description from Novelupdates

Nagasawa crossed to Naruto Universe and was bound to Konohagakure.If Konoha is severely damaged and destroyed, Nagasawa’s lifespan will be reduced.He panicked at the thought of the upcoming Nine-Tailed Demon Fox's attack , and the thought of Konoha getting destroyed left him in despair.Fortunately, while bound to Konoha, he can obtain templates of powerful characters.At the beginning, He got the Whitebeard template! Since it's the Whitebeard from the Summit War of Marineford, he can use Tremor-Tremor Fruit's ability and Haki.Facing the Tailed Beast Ball, which terrorized Konoha Shinobi, Nagasawa leaped and shattered the Tailed Beast Ball with one punch!

The formless ancient world was infested with despicable demons. They hunted and feasted on mankind, keeping the human civilization constantly in a weak and suppressed state.

During the first known year, a magical mountain descended into the world from the realm of the Gods. Carved on this enormous mountain was a message: ‘Heaven Prevails’…

After the Grand Descent, a name that was given to the descending of the mountain, the Three Great Sages made their ways to Mystic Mountain where they learned to harvest what we now call magic, establishing the Mystic Cults and eighty-one sacred shrines to help aid mankind with the cult’s mystic powers against the eternal fight to the death with demons.

- Description from Novelupdates