the story takes place during the pseudo-manchukuo under the japanese rule bbb。 chang qing (played by wang likun) is a patriotic doctor. she has been using her position to secretly help the anti-japanese allied forces raise medicines for a long time. even her husband dingbang (played by yu hewei) who has been with her day and night, don’t know about this. the couple discussed and decided to leave manzhou and go to live in the pass. at this time, changqing learned that the enemy would have a large number of arms entering the country. she asked dingbang to leave first, but she left her to stop her. dingbang, who was not sure about it, did not understand the purpose of changqing's alone, and was very suspicious. dingbang turned out to be a strong anti-japanese faction in the national army. he saw more and more clearly the kuomintang’s intention to counter japan and truly suppress the communist party. so, in a battle, he pretended to die and hide, and later married changqing. because the couple concealed their identities, misunderstandings often arise in life, but after learning that their wife had been secretly helping the anti-japanese united nations, the couple's hearts really leaned together...