MTL - Night Ranger - v5 Chapter 77 legend!

This is a world where humans, demons and mysterious beasts coexist.

Humans cultivate mysterious qi. Demons cultivate corporeal bodies. Mysterious beasts cultivate soul perception.

A legend says that in the middle of an endless rainforest, there are extremely powerful existences; they are called demon kings.

Some demon kings have a tyrannical corporeal body, some are experts in illusions.
Some demon kings are proficient in magic, some can even move mountains.
Some demon kings are able to sense things thousands of miles away.

These demon kings rarely appear in the human world. Even if they emerge in the human world, they would reincarnate in human form; assimilating with mankind while seeking to breakthrough realms…

- Description from Novelupdates

This is an Isekai styled story, written from the point of view of the protagonist.

Discover the secret of the new, unknown world with Peter, as he sets his first steps in an empty, ruined city. Meet new people from all around the globe. Fight, laugh, and cry.

Dr Dalton Wyatt, a world renowned Scientist and Inventor is transmigrated to the body of a high school student Dalton Wyatt who committed suicide due to unfortunate circumstances and complicated life.

An elder asked a young man if he wanted revenge for being humiliated by a strong man and disregarded by his master. The elder offers to pass his power to the young man, who is amazed to find centuries' worth of skill appear on his phone. The power is from the Heavenly Court, where users can borrow without interest for 30 days. The young man worries it might be a 'magic loan,' but the elder assures him that it is safe, as the daily interest is very low.Zhang Yu snorted coldly and closed the ad.