She is Kojou Akatsuki's and Nagisa Akatsuki's mother as well as the husband of Gajou Akatsuki. In addition, she is a doctor of magic/magic physician and is the Head researcher of the (MAR) Magna Ataraxia Research Lab medical department. MAR is one of the world's leading magic industrial complexes.
She claimed that she can know everything thats wrong to a person once she touches their skin so it is assumed that she knows about Kojou Akatsuki situation in being a vampire. In addition, she already knows about Nagisa Akatsuki's situation involving the the original 4th prognator.
Personality
She has a very childish personality, who also likes to play a lot childish games and jokes on others as seen when [[Yukina and [[Kirasaka first met her, she also seems to eat a lot of snacks. However, she is quite serious when it comes to anything supernaturally or medically involved. So you could say that she has the personality of a kid but the mind of a professional.