In Different World with Naruto System (WN) - Chapter 88 Divinity crystal

Fiancé cheats, Evelyn Clayton is not willing to be outdone, so she spends the night in the bed of her fiancé's elder brother, which subsequently entangles her with the charming playboy, James Grant.In a sham marriage, everyone is waiting to see her make a fool of herself, waiting to see how many times she'll be cuckolded after marriage.However, after the wedding, the once womanizing James Grant astoundingly puts on an apron, cooks meals, and affectionately calls out to her again and again: “Evelyn, I finally married you...”Evelyn Clayton thought she was isolated and helpless in the Grant Family, cautious in every step, unaware that someone had long been silently supporting her, driving her to distraction.

The Tower of Heaven.An ancient, towering enigma said to grant any wish, unveil any secret, and provide anyone who enters its floors a path to Godhood; it stands as a beacon of both hope and despair.For untold centuries, its immense power has drawn countless seekers, yet none have ever emerged from its depths.This Tower is engraved in the world’s myths as the meeting place of mortals and Gods, a realm where anything was possible. It is a monument to mystery and the pursuit of glory.However, for one man, it represents the last chance for redemption and the key to unraveling his tumultuous past.The Heavenly Emperor, a great ruler from an era long forgotten. was betrayed by those he trusted and died with a heart full of regret and a thirst for vengeance.Only, the end of his life was not the end of his story. Reborn into a new world, he finds himself drawn to the Tower of Heaven, driven by the desire to understand his reincarnation and to reclaim his lost honor.The path ahead is filled with unforeseen twists and hidden depths. Unbeknownst to him, his destiny is interwoven with forces and secrets far beyond his wildest dreams.The advent of the former Heavenly Emperor begins here.And with each step he takes, the Heavens themselves quake in anticipation.

In a future timeline, the earth was visited by a species known as the Slarkovs.
Having lost their home planet and in search of a new one, earth was the next habitable planet for them.

Humans and Slarkovs made a deal with each other in return for the Slarkovs living on earth.
The Slarkovs traded their technology and knowledge for a new home.
They were similar to humans except for some of them who had slight differences so fitting into the society wasn't a problem.
Over the years Slarkovs and humans began to mate with one another and reproduce offsprings.
This in turn created a new species known as the mixed-blood.
Centuries later mixedbloods could tap into their bloodline and perform unimaginable feats.

Gustav born into an age where bloodline determines everything, struggles to fit with a useless bloodline.
His bloodline only grants him the ability to change his hair color, destroying his hopes and dreams for a great future.
His fate is turned around when an unexpected situation leads to him finding a system that grants him the power to unlock and upgrade bloodlines by completing quests but he's baffled by two quests with a five-year deadline. Success will grant him unimaginable rewards...
But only one thing awaits him if he fails... Death!

Follow Gustav on his interesting journey filled with unprecedented adventures, danger and death, maybe?

Ge Xiu is a nefarious star criminal. After being arrested, according to the Interstellar Supreme Law, he will face two choices: either serve a sentence of 1156 years in black prison or enter countless virtual worlds and become a miserable person who is tortured and abused all his life. How much he suffers is how much his sentence can be reduced. Ge Xiu chose the second one without hesitation.

So… The trial surveillance system stared dumbfounded at the Former•Interstellar Most•Wanted•Criminal•Currently•Weak•Poor Ge Xiu in the virtual world, punching the empire, kicking the Federation, overthrowing oppression and building a new world. Then he turned his head to the camera and cried: “I’ve had a miserable life, really.”

“…” The surveillance system that was about to explode of anger: “Like hell I’d believe you!”