A modern-day internet celebrity is reborn, inheriting the memories of two individuals. Chasing Japanese spies, destroying countless spy organizations, and capturing numerous spies, Chu Lingyun also disguises himself as a Japanese person, infiltrating the enemy, gathering intelligence, and maneuvering among the Japanese high command. In that turbulent era, Chu Lingyun uses his wit and wisdom to contribute to his country's war effort, establishing indelible achievements.