How come the celestial technique I stole is so powerful?! - Chapter 77: The Unbelievable Expert of Ancient Martial

Zhou Donghuang, a man from the Earth, is able to destroy any planet in the universe without lifting a finger. His supreme will can sweep across the vast cosmos in the blink of an eye. And his immortal spirit can depart from his body and wander around the universe!

In Kunlun Mountains lies a circular slate, which brought him back to one thousand years ago…

- Description from Novelupdates

“You call yourself a hero? After your greed killed my sister?”What would you do if all of your friends, everyone you ever loved besides your sister, died in front of you?What would you do if, because you were weak, everyone hated you and considered you a Wasted, someone who hurt humanity's chance to survive extinction?Adam continued fighting despite this abuse, because he still had 1 simple goal: even if he was nothing more than cannon fodder or wasted potential, he would keep his sister safe.But then, it wasn't the Kaiju or apocalypse that killed her. It was the Exalted, the strong, the heroes of society.The people he was supposed to praise were the ones who took his last hope in life away before killing Adam as well.So, when he regressed with a villain system that rewarded him for killing Exalted...[First Exalted killed!][Artifact: The Mantle has upgraded to level 2!]

My name is Mikami Yuu, and I am a first-year student at the Soul Society, Shino Academy of Spiritual Art.

I have a friend who will be a little famous in the soul world in the future. His name is Aizen? Jiayishu?br />Different from this friend who has great ambitions and lofty ideals, my goal is very simple. Through hard work and diligence, I will graduate Later, he became the chairman of the thirteenth team of Goutei, and has since become a warrior class, living a life of lying down and sucking blood.

Until one day, a thing called “Cultivation Binding System” suddenly appeared.

Whenever Aizen improves his strength, my strength will be automatically synchronized to the same level as Aizen.

Then, what to do in the future is very clear.

“? Jiayi? You have to work hard. As long as you work hard enough, I can live the life I want!”

- Description from novelbuddy

The first time they met they had battled fiercely, just for a mere bunch of herbs. She needed it to save people, and he wanted to use it to save his own life.