His real name is Meng Fan. He is an ordinary office worker in 2023. He was electrocuted while staying up late playing games. When he opened his eyes, he transformed into the boy of the same name "Meng Fusheng" from Mengjiawu, Chuzhou, Anhui in 1937. Modern souls carry vague memories of history (they know that the Anti-Japanese War will last for eight years, and they know the ferocity of the Japanese army), but they know nothing about the rules of survival in this era. When they first came in, they tried to "reason" with the Japanese army, but they were slapped awake, and they realized that "the weak eat the strong" is an iron law in troubled times.