Previous life: Doctorate in tea science from Agricultural University, concurrently majoring in metaphysics of the Book of Changes (family origins), and familiar with Qing history.
Time travel identity: The daughter of a tea merchant, entering the palace as a "tea official woman".
Tea ceremony master: Can taste the quality of water and the nature of tea, and even use the mutual interaction of tea leaves to poison or detoxify (tea and medicine have the same origin).
Divine fortune teller: Using his knowledge of major historical events of the Qing Dynasty, he packaged them into prophecies such as "Zi Wei Dou Shu" or "Plum Blossom Yi Shu" to pretend to be gods and ghosts at critical moments to frighten the imperial power.