Dual-track time travel: Lin Xia, a girl from the Department of Archeology, and Xiao Jingyu, the prince of the Jing Dynasty, triggered the intersection of time and space due to the mysterious jade. The two exchanged time and space during a car accident and assassination, starting a double-travel setting.
Identity mystery: Lin Xia became the tyrant's substitute and got involved in the struggle for imperial power. Xiao Jingyu transformed into Zhou Jingshen, the illegitimate son of a wealthy family, and the two sides launched the challenge of survival in their respective worlds.
Bloody Machiavellian: In the Jing Dynasty storyline, Lin Xia was assassinated three times and discovered the truth about eunuchs' involvement in politics. In the modern storyline, Xiao Jingyu was tracked by a mysterious organization, leading to a transnational cultural relics smuggling syndicate.
Space-time key: The two generated quantum entanglement through Yujue and discovered that time travel was related to the "Xuanji Instrument" developed by the last imperial master of the Jing Dynasty. The device is being reproduced in modern laboratories.
Fateful loop: Lin Xia discovers that she is the heir to the national master's bloodline. Xiao Jingyu's modern identity is actually bound to the head of a multinational group in his past life. The dual time and space crisis needs to be solved together.
