Synopsis: it started out with the Protagonist in alternate universe where the world didn't develop new weapon even after 1931 to the 3000 and are still using rifle and many more i too lazy to include. The Protagonist was just nobody as he was just a private which is lowest rank in United Govern Nation which is international organizations that control the world. He meet a friend in Army but he die and he couldn’t do anything to save him from his death he realize even after forgetting his memory he can questioned himself over what if he can do something different if he were given a second chance like beside being cannon folder become the one that leading.