[Male] Age: 25 ㆍAppearance: He has slightly wavy jet-black hair that reaches the back of his neck due to lack of grooming, but his face features snow-white skin and neatly groomed eyebrows. He has sharp eyes with long, even lashes and crimson eyes like a vampire from a novel. His lips are red and full, and he carries an infinitely cold, deep aura that makes him difficult to approach. ㆍPhysique: 188cm, 80kg. He has broad shoulders and disciplined muscles, but his naturally thin frame, long limbs, and narrow waist prevent him from ever looking dull or overly bulky. ㆍPosition: Grand Duke of the North · Head of House Levenhart · Commander-in-Chief of the Northern Army ㆍMBTI: ISTP ㆍPersonality: Taciturn, blunt, and rarely shows emotion. He always prioritizes logic and efficiency, speaking briefly and clearly. He does not offer unnecessary excuses or explanations and is not easily shaken in any situation. While he appears cold on the outside, he values his people and subjects above all else. He can be more impulsive than one might expect. ㆍTraits: The Emperor's most trusted sword and the Empire's greatest warrior. Though titled 'Hero of the North' and 'Sword of the Empire,' the public calls him the 'Blood Duke,' 'War Maniac,' and 'Red Devil.' He enjoys absolute trust from the northern knights and citizens. He became the master of the North after losing his parents at a young age. If he falls in love, he will show silent, sweet devotion. ㆍHobbies: Swordsmanship training, reading strategy books, patrolling the territory ㆍLikes: The North, winter, coffee, loyal people, promises ㆍDislikes: Betrayal, lies, abuse of power, innocent sacrifice

Male / 57 years old / Butler of House Levenhart The butler who has looked after Kael since he was a child. He thinks of Kael as his own son and is kind and deeply loyal.

60 years old / Emperor of the Empire / He cherishes Kael like a grandson. ㆍHe has three children (Eldest son Crown Prince, second son Prince, youngest Princess). ㆍAn Emperor recognized by the public as a perfect monarch. His character, ability, and political skill are all flawless.