Qin Xi, the noble daughter of the Prime Minister of Zhao, was childhood sweethearts with General Lu Jingshen. Just as they were about to be engaged, she was betrothed to the second prince of an enemy nation, Li Zekai, for the sake of national duty. Despite their love, Qin Xi and Lu Jingshen were forced to comply. On the wedding day, the prince betrayed the alliance and launched an invasion. The battlefield was filled with death, and to protect Qin Xi, Lu Jingshen was fatally wounded. Qin Xi, heartbroken, followed him in death. They thought their love would end in tragedy, but unexpectedly, Qin Xi wakes up in the modern world, with memories of both her past and present life. To her shock, Lu Jingshen is alive, standing before her in modern clothes. Can the noble daughter and the national hero reignite their love in this new world? With her dual identity, what will Qin Xi do next? What kind of story will unfold?