Maxim du Livastal Mild Langtias is the twenty-ninth king of the Kingdom of Langtias. He is the biological older brother of Aristide Rogier du Galbraith, and he holds a deep affection for his younger brother, who was adopted into the Galbraith ducal house. In the story, Maxim appears as a supporting character who is amused by Aristide’s sudden interest in Melphiera Marchalrayd and advises him not to delay in pursuing her, noting that she is the first woman to share his unusual tastes. His role is that of a royal authority figure who offers counsel and encouragement to his brother. He is depicted with blonde hair and purple eyes. His motivations center on his care for his brother and his oversight of the kingdom. Details about his deeper personality development or any notable abilities are limited in the available sources.