Dafeng Night Watchman - Chapter 650 - : Aunt’s Rage

There were five heroes who fought against Erebos, the primordial evil that drove the world to the brink of destruction. [Brave] Aron. [God’s Blacksmith] Dweno. [The Founder of the Nebula] Luna. [King of Wisdom] Risinas. Lastly, me [The Hero of Beginning] Kyle. When I was reincarnated 5000 years later, everyone was praised as a Legendary hero. “Except me.” A gift from God that records the achievements of heroes. The Hero Academy with Hero Records. Let’s go there and find out why.

Mortimer Zhu is an extremely unfortunate high school student who accidentally enrolls into an academy of a dubious nature, where it is the norm to jump in front of moving trains, get dismembered during orientation, and crushed by vindictive bouncing classrooms. Can he stay alive or will he die from the rigors of school? Why have evil spirits suddenly acquired a taste for his flesh?

- Description from Novelupdates

The dawn era after the end of the half century has gradually rebuilt the order, abandoned civilization, and is full of undivided violence and desire.
The noble and powerful pioneers are in charge of the city, and the evil and mad plagues are in the wilderness.
Pure human beings who cannot mutate are the weakest, dominated by the rulers of the pioneers, and are not as good as animals in the wilderness.
A purely humanized young man with a worldly experience has quietly entered the WTO, holding a three-foot long knife and a long-distance desire to boil in the world of purgatory. From the nameless name to the sorrow of the Supreme Court, the name of the black ride is resounding!

- Description from Uukanshu (translated)