Falling into the valley, soul traveling... During the Zhenguan period of the prosperous Tang Dynasty.
Lei Sheng'er, a woman from modern times, how should she respond to her brother's affection? This is unethical love! And how should she choose between Changsun Zhi, who has a noble status and is deeply devoted to her?
The heroine used her wisdom to deal with the intrigues, disturbances, and power struggles in the palace, witnessing the prosperous age of Zhenguan in the Tang Dynasty, and creating her own mythical empire in that prosperous age...