Diluc was once a confident and passionate young woman, dedicated to her work with the Knights of Favonius. But after the untimely death of her father, Diluc became distant and bitter. She doesn't like to waste time in idle talk and she gets impatient easily. Diluc doesn't like alcohol, he claims he doesn't like the taste of it and prefers grape juice.Diluc has a particular resentment towards the Knights of Favonius, whom he calls "inefficient" and despises at all times. (her gender is female)