Time span: from the Kaiyuan period of the prosperous Tang Dynasty to the modern year 2023, and extending to the future 2523 years, forming a closed loop of time and space spanning a thousand years.
Bronze mirror runes: The twelve bronze mirrors cast by the Shaofu supervisor are actually "time and space anchors" that can connect different eras.
The Mystery of the Dragon Veins: The "dragon veins" tampered with during the Wu Zetian era are actually quantum entanglement networks that affect the course of history.
Project TY: In the future, humans will intervene in history through "time and space grafting" technology. The protagonist Yu Changan is the 37th generation experimental subject.
