This is a romantic love story that spans time, space and destiny. The heroine Lin Xiaowei is an ordinary urban white-collar worker. She accidentally obtains an ancient star necklace, which allows her to glimpse the memories of her past and present lives. The male protagonist Gu Tingyu is a mysterious archaeologist. The two met because of the necklace. From misunderstanding at first acquaintance to affectionate protection, they jointly faced family grievances, time and space confusion, and external conspiracies. The story is set in a modern city, incorporating fantasy elements, and explores how true love transcends time, overcomes obstacles, and ultimately realizes eternal vows.