Shen Yuan is a character from the Ming Dynasty story arc. He is member of Jin Yi Wei, the secret police force serving the emperor of Ming Dynasty.
Villain
Character: Da Ji
Da Ji is a character from the Qin Dynasty story arc. She is the elder sister of Ya Long, and the queen of King Zhou.
Character: Li Yue
Li Yue is a character from the Qin Dynasty story arc. He is the brother of general Li Xin, as well as the childhood friend of Ming Yan.
Character: Xu Si Bai
Xu Si Bai is an extremely talented medical expert and forensic scientist. He is highly popular among the girls for his good looks, intelligence, and gentle nature. Xu Si Bai is a close friend of Bai Jin Xi.
Character: Liu Wen Zhao
Liu Wen Zhao is the main housekeeper of the affluent Jin family. He had lost both his parents at a young age. Thus, his aunt Liu Ru Yue, who is the head of Jin family took him and his younger sister in. While he lived in the residence, he quickly learned the ropes of housekeeping and management.
Character: Tangqishi
Tangqishi is Nyang's mortal enemy. His father is the regent of Yuan, which gives him a high status in the palace and his country.
Yanderes and Obsession 