Lin Chang'an, a history student, accidentally touched the Xuan Yao Jade Pendant. He glimpsed the Ming Dynasty's machinations with his left eye, and witnessed the modern crisis with his right eye. He suddenly discovered that he was a "historical container" that spanned thousands of years! From the Taishi Ling Ying Chang'an of the Qin Dynasty to the counselor Xu Jie of the Ming Dynasty, he has guarded the secret of the Xuan Key in every life - a mysterious artifact that can rewrite history and a scale that maintains the balance of history.
Ye Wanwan, the master of Tianyuan Pavilion, hides the thousand-year curse of the "Red Beauty Scabbard" under her cold appearance. She is the reincarnation of Guihua, a mysterious female official of the Qin Dynasty, and Hongxiao, a dead soldier of the Ming Dynasty. She has an indissoluble bond with Lin Changan in every life. Holding the Yan Ling Dao that can control the flow of time, she and Lin Changan met again because of the mysterious key, and together they embarked on a thrilling journey against the Reverse Time Society.
The deliveryman Qi Lin may seem ordinary, but in fact he is the awakener of Lieutenant General Qi Jiguang's fighting spirit. His Langzhen has a hidden secret. It can transform into a takeout electric car stand and release the evil spirit of the anti-Japanese army soul during the battle. This cheerful and casual young man became an important force in protecting history.
When the times are reversed, they will try to use the time-eclipse bug to tamper with history. From the Jiajing Cengang naval battle to the Chongzhen Meishan Incident, and then to the key moments when Wu Zetian became emperor, the protagonist group struggled to survive in the gap between history and reality. The collision between the Xuan Key jade pendant and the Xuannv tiger talisman reveals the entanglement of love and hate in the past and present life; the appearance of the Yin and Yang scale sword heralds an ultimate showdown concerning the survival of history.
"If you want to quell the calamity of Emperor Hate, you need to cut off the fate of three generations." Can they break the curse of thousands of years of reincarnation and protect the balance of history? And what kind of variables will Qin Shihuang's secret order hidden in the fog of history bring to this war of time and space?
