Exploring Technology in a Wizard World - Chapter 520 - 518: The Pinnacle of Technology—Metallic Hydrogen!

The world was once at war with 10 alternate worlds. This was known as the Concept War and our world won 60 years ago. All of this was concealed so no normal people are aware of this fact in the current time.

After the death of his grandfather, the high-school student Sayama Mikoto is suddenly summoned by the giant corporation IAI. He learns this world is headed for destruction due to the acceleration of the Minus Concepts. To prevent this, negotiations must be undertaken with the survivors of the other parallel worlds so their 10 concepts can be released.

And so Sayama is caught up in the final battle to clean up after the Concept War which left behind so much enmity.

A serious accident caused the protagonist’s brain to have an unusual mutation. This changed the brain development that it opened the door to a mysterious universe. Not only he obtained a ‘god-like’ powerful telekinetic control and mental perception, he also had an abnormal analysis and memory capability comparable to super computer. Having such super brain, his rough life began.

Brain development progress 10%…….20%……50%….80%…. …100%

- Description from Novelupdates

Reidar's seemingly ordinary trip to visit his parents spirals into a chilling nightmare as reality itself begins to unravel. After losing consciousness, he awakens to a horrifying revelation: he is not alone. Monsters lurk in the shadows, and the world he once knew has transformed into a realm of terror.But the strangeness doesn't end there. An alien force has implanted a mysterious system within his mind, granting him access to unimaginable power and knowledge. Through this newfound connection, Reidar discovers that the world has met its catastrophic end—the apocalypse has arrived, and with it, he has acquired extraordinary powers that defy comprehension.Join Reidar on his thrilling quest for dominance as he harnesses his abilities to amass an unstoppable army of beasts, valiant knights, and relentless undead. Follow his rise to power as he becomes a force of nature, feared by all, including those who gave him the very powers he now wields.

It’s the beginning of the Apocalypse, and zombies are running rampant over the Earth.