Li Shuang, a female general of Taijin, takes in an amnesiac man she found by chance, and names him Jin An. An accompanies Shuang wholeheartedly, and the two secretly fall in love. However, when An remembers that he is actually the prince of an enemy state, the two devoted lovers have no choice but to take up arms against each other. Jaded of war, they decide to join forces to resolve the crisis and uphold justice.