Heaven, Earth, Me - Chapter 1010: Being Too Big Has Its Problems.

Ambrose Lu possesses the Eternal Longevity Body, granting him immortality and eternal life.Throughout countless years, he has traveled through myriad worlds, gained infinite experiences, and held various roles.He has been a leisurely Immortal Emperor, a tavern keeper selling wine, the mysterious leader of a sect known as the Carefree Sect, and a divine healer saving lives in his medical clinic.Additionally, he wields blade as the Green-Clad Sword Immortal, using his sword aura to sweep across the world!

Ban Yu-won can understand all the languages in existence. He was able to translate every language, modify it.

As a child, when Ban Yu-won first learned about the existence of the fictional building called the Tower of Babel in the Bible, his respectable grandfather told him it was their ancestors who built it.

“The Tower of Babel was completed without collapse, and people have the wrong idea.”

One day, out of the blue, the Union Academy practical exam began. Finding traces of his ancestors at the academy, Ban Yu-won decides to enroll in the academy full of monsters.

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.