[DeepL Translation - needs review] Volume 1: Introduction:.
The world or you?
Winner of the 11th Kodansha Ranobe Bunko Newcomer Award ！！！！
An ordinary high school student, Shiraishi Gomichi, has a "secret". It is that he has memories of his previous life.
In another world different from this one, Gomichi was a "hero" who saved mankind. However, this is only the story of his previous life. In this life, his life was supposed to be an ordinary student life, but his ordinary...
