《The Lost》Episode plot

On the eve of the victory of the Anti-Japanese War, Ou Xiaoan, an underground party member lurking in the military command, successfully escaped from the prison of the Japanese Army's Biochemical Gas Research Institute. He was seriously injured and fell into coma on the way. He was discovered and rescued by the Chinese Expeditionary Force.After waking up, Ou Xiaoan found that he had lost the memory of nearly four years in prison.