Imp to Demon King: A Journey of Conquest - Chapter 31: A Blade from the Past

Year 2035. The virtual reality game, Warlord, changed the world. An Jaehyun was one of the many who wished to change his life through the game. After dedicating his life to the game, he was met with a betrayal. A betrayal by his comrades. As a result, he lost everything. But a chance was given to him. A chance to redo everything again! “I won’t play with others ever again. Whatever the outcome, I’ll show that I can do it alone.” Others rolled a dice to split the spoils of victory. An Jaehyun ate it all by himself. It was the start of An Jaehyun’s solo game life.

Read at least six chapters, then prepare to crave the rest.The main character will show up in Chapter Five, though I don't recommend skipping the first four chapters.-----The world was celebrating. The Demon King was dead, along with his Darkness Generals.Humans led the other races to war for subjugation. They killed all, and none were spared. However, thousands of years before this happened, a piece of history was altered by time itself. In fact, the Demon King didn't have four generals but only one, which he sealed and sent into eternal slumber. Just as he started to close his eyes, the chains locked away for eternity shattered into pieces.

A martial art expert from the Song dynasty lives like a Phoenix that can live again in another body after death. This time, he happened to take over the body of a Japanese high schooler who is also a victim of bullying and has a bit complicated family circumstances.

- Description from Novelupdates

In the near future, a space channel connecting the other world suddenly appeared on Blue Star, and a large number of other world monsters poured into the homeland where human beings depended for survival.

Human civilization has shrunk sharply and had to hide in the base city to survive.

Only warriors can lead human beings to open up living space and regain lost land.

However, martial arts requires talent, and not everyone can become a martial artist.

People with outstanding martial arts talent can not only advance quickly and break through limits, but also optimize their exercises and benefit future generations, and are admired by all mankind.

By chance, Lu Heng discovered that his martial arts talent could continue to evolve…

- Description from novelbuddy