Obsessive Tycoon and His Swan Girl - Chapter 63 - The Ungrateful Ones are the Jiang Family

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.

【The first emperor of the Alabasta Empire, Ryan Rowan】Life

685 – crossing;

690 – Eat the Shasha fruit and develop the fruit ability based on the [Desert Emperor] Azir;

695 – Meets close friend Neferutari;

715 – Establishment of the Alabasta Empire;

719 – Rowan died in battle, on the eve of the establishment of the World Government;

720 – the establishment of the world government;

A blank hundred years begin.

…

Eight hundred years later.

Haiyuan Calendar 1507——

Due to the aftermath of the battle of Crocodile, who was the shasha fruit power user at the time, Rowan, who was sleeping, woke up.

…

On that day, one million imperial soldiers stood in Marin Van Doo, and the huge desert disc locked the Holy Land Mary Joa!

Rowan declared to the world:

Your emperor is back!

- Description from novelbuddy

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

Reincarnated as a baby who was in his mother’s womb for a hundred years, the moment Lin Xuan was born, the whole world was shocked.