Lin Yanqiu, a woman from Jiangnan, discovers a gilt mirror box in her grandmother's old house, which unexpectedly awakens the soul of the Republic of China woman in the mirror, thus starting the Lin family's mission of "transferring spirits" that has been passed down from generation to generation.
She teamed up with the guardian Lu Chengyu, using the mirror box as a matchmaker and the hosta flower token as a guide, following the traces of her obsession, shuttled between the old things in Jiguzhai, the secret cave in the back mountain, and the ancient house in the west of the city. From Qingyuan who is waiting for her lover, Ayan, a child who longs for her mother's return, to Su Manqing who keeps her promise, they solve the puzzles of obsession that span time.
In this journey, the soul-wavers not only save the souls of the dead, but also the love and regret buried by the years, and will eventually find the deep connection between themselves and their family bloodline.
