Reverberating Dark Creature

[Campus+Superpower] An ordinary boy becomes extraordinary The world is devastated by war, and the conflict between humans and demons 27 years ago, humans and demons signed a peace treaty War will start in 3 years The boy is just an ordinary person. His physical fitness is much better than that of ordinary people. He lost his memory at the age of five and was adopted by a kind old man. His life is not that beautiful. But The world is a beautiful place. My grandpa gave me a second life. I think poverty and disaster are coming to these people. I will learn the responsibility of a manager well in school and do my job well. Even if I am very small, I will try my best. But there is a huge secret in the boy's body, and he is destined to experience many things that are different from the past.