In 2025, the southern coastal city "Xingzhou City" - named after the starry sky that can be seen for nearly 300 days a year, not only has a modern planetarium and science and technology park, but also retains the flea market and century-old arcades in the old city. There is a local legend of "starlight antiquities": a hundred years ago, craftsmen were able to seal starlight into objects. Such antiquities would give birth to "star spirits", which needed to rely on the warm energy of the human world to maintain their form. The "Old Object Restoration Studio" where the heroine Su Zhenmian works is located exactly at the junction of the old city and the new city, becoming a link between "reality" and "fantasy".
