Espionage: I Infiltrated the Enemy and Became Their Chief of Staff

He is a low-ranking secret agent, and he is also a young man in peacetime who just wants to lie flat. A transmigration with a one-in-ten chance of survival forces him to tread carefully at every step. He thought he wouldn't survive three days... But he never imagined that his strength depended entirely on what other people imagined. Though he was clearly a talentless weakling, he was ultimately proven to be wise and mighty.