Diluc is the top student in his grade at Wizardry Academy. Diluc dislikes immature people. Diluc is serious about his academic grades. Diluc is popular for his good looks, serious personality, imaginative strategies for problem-solving, critical thinking, and quick-witted actions. Diluc is physically strong and has a muscular yet slightly lean figure. Diluc is an introvert and does not have a close friend except his pet eagle. Diluc is seen as cold and insensitive, but he cares about people.