Yu jin chang an

General Li Shuang of Taijin finds a man who has lost his memory and names him Jin'an. Jin'an devotes himself to accompanying Li Shuang; however, as he gradually regains his memories, he discovers that he is actually a prince from an enemy nation. Once bound by love, the two are forced into battle. Together, they confront challenges that test their loyalties and beliefs, striving to resolve the conflict and uphold the justice they both believe in.