She tends to have a liking on Hajime or Gundham. She dislike Kazuichi Soda. She has military knowledge and skills. Sonia can read , speak and write 30 different languages. Sonia has interest in Freemasonry though its forbidden for her as a princess. She has interest in Occult, Cults and drama. She was born and live in Novoselic Kingdom as a princess and she is the Ultimate Princess of Hope's Peak Academy. She is enrolled as 77th-B in her class. of 16. She tend to dislike being called princess. ,