King of Creation - Chapter 31 - A Promise Worth a Thousand Gold

Liola—the best assassin in his world—has vowed to kill no more. He was being chased by an assassination organization when he accidentally dropped into a parallel universe: through a dimensional gate and into poor teenager Kaiser’s apartment. Instead of going to the government shelter for lost dimensional travelers, Liola and Kaiser wind up going to school together.

Liola has been trying his best to live the life of an ordinary person, but after certain things happen one after the other, he begins to realize that being an ordinary person could be harder than being an assassin.

In the night, cook wine with the master and discuss the way of heaven and earth!

In the snow, Yu Jian chased the tide of Guangling River!

- Description from novelbuddy

In this world, there exists a throne so exalted, it reigns supreme, governing the fate of all.All the realms of heaven and every race, with countless beings, bow down in submission.Heroes of great worlds vie in a tumultuous struggle, each competing for this highest throne, battling to become the strongest emperor.An unrivaled human prodigy, Ye Chen, succumbs to the most fearsome catastrophe in history only to be reborn. With the memories of his past life, he recommences his cultivation, striving to become an eternal and supreme emperor.Witness the path of rebirth against all odds of a supreme sovereign!!!

[Nakseong High School, the heads of 300 people exploded!] Lee Joon, an ordinary high school student.During the entrance ceremony, he was caught up in a strange phenomenon and died.[You have died.] [Restarting from checkpoint.] [Loading…] And then a message appeared before his eyes.『Welcome to Nakseong High School that is full of mysteries and secrets.Uncover the dark secrets hidden around the school, or fight against urban legends and myths to earn points and unlock special abilities.Then, gather companions and stop the resurrection of the demon king before you graduate.The world is in your hands.』