The protagonist Luo Zheng, as a special soldier who traveled through time, possesses modern military skills and knowledge, and with the abilities given by the system, he is at ease in the secret war of the spy sea; multiple heroines with different personalities, from intelligence officers to ordinary people, have emotional entanglements with the protagonist, enriching the story.
Set in the Northeast after the September 18th Incident as the background, the protagonist uses the system to complete various tasks, obtain rewards, and grow through actions such as transmitting intelligence and destroying Japanese military plans. At the same time, he witnesses major historical events and sticks to his faith in troubled times.
