Spy War: I Lurked and Became the Japanese Chief of Staff

He is a low-level spy, and he is also an ordinary young man in peacetime. A life-and-death situation keeps him going every step of the way. I thought I wouldn't survive more than three days... However, he never expected that his strength depended entirely on other people's imagination. He was obviously a weakling with no talent, but in the end he was proven to be a wise and powerful man.