Ghislaine Dedoldia

Ghislaine Dedoldia (ギレーヌ・デドルディア, Girēnu Dedorudia) is a talented swordswoman from the beast race, is the daughter of Gustav, the former Doldia Village chief, the mentor of Eris, and the student of Rudeus Greyrat in magic and other subjects. She is one of the few people who have become a Sword King.