In the late Jiaqing period of the Qing Dynasty, Mu Qingfeng traveled to 1920 in modern times, carrying a secret to find a descendant. Unexpectedly, sixty years had passed. After Mu Qingfeng changed his name to Wang Changshun in modern times, he changed several cities and still did not meet the person he was looking for. With a face that never ages, the woman who has avoided showing her love again and again has fallen into Mu Qingfeng's love affair that has lasted for more than a hundred years in a small town called "Eji" in the northwest. When he was preparing to live a good life with his wife in the mortal world, he met his fiancée who traveled from ancient times to look for him, and then started a love-hate relationship in the process of searching...