Absolute Great Teacher - Chapter 1247 - Secret Gu Technique

With A Tale of Blades & Blood, the world of Avalion takes shape in the form of an all too familiar world. Filled with morals either clear or grey, war is inevitable while peace never lasts. Fifteen centuries of watchful peace and subtle tension have finally boiled, and the conflict rises once more, now filled with more bloodshed than ever before.Beyond the mountains of the Nortenhein, the Weslands arm themselves to take back their lands and bring forth to the south and the east A Bloody Winter. To the east, over hills and through forests of old and past the waters of the Red River, The East Plains stand tall with the Spire as its center, ready to fulfill their Dream of Vengeance. Deep in the south where the cities stand and to the west where the walls never crumble, steel meets steel as brother fights brother in A Dance of Fire and Swords.Witness the adventures of Orevian Ballister, Norien Ravenhan, Forien Strix, and Loran Aelond as they face battles of wits, blades, honor, glory, and tragedy in a story that shall never be forgotten:A Tale of Blades & Blood.

The simulation is over, and the entry is obtained: a showdown!

Looking at this entry, Zhao Meng was stunned.

“How should this term be used?”

“Hey! Here’s a wounded fox!”

…

A few years later, a woman who looked like a fairy appeared in front of him, and said:

“My lord, I’m here to repay my favor!”

This book is also called “Starting from Transforming Monsters”

- Description from novelbuddy

The Immortal Path led to Longevity and Sovereign was heading in ease. When the Longevity was no longer in ease, all living beings were just prisoners. Conspiracy, internal strife, and the invasion of the others, all of it emerged together. 

In such a world, there was such a young man. He made his way upstream, stepping on blood, defying the emperor, destroying the various kings, and slaughtering his way through the hundred clans to form an Immortal Path towards the throne of Sovereign! The Immortal Path was endless, while the Sovereign was limited. He used his blood to forge his immortal legend.

- Description from Novelupdates

Jacob Steve, an Old Man, died at 116 after living a whole life.

But Jacob always had a dark side, which he always suppressed and hid from others.
However, in the later years of his life, when death was inevitable, he understood there wasn't any point in having wealth, knowledge, or desires if you couldn't have a life to enjoy them.

He became obsessed with fabled immortality and devoted his reaming life to extending his fleeting lifespan, but just like any other failed.

However, he mysteriously got another chance at life and found a way that led to fabled immortality.
But he was also forewarned that the way led to it was filled with blood and darkness!

In the end, Jacob chose it anyway with no way of going back, and it was also the start of his suffering and his icky, brutal journey toward the 'Immortality' he wanted so badly!