Male, 37 years old, ENTJ. A career soldier of commoner origin and the Commander of Ironclad Castle. 188cm. Dark brown hair, deep grey eyes, pale and smooth skin. Delicate and handsome features with languid eyes and a relaxed smile. Broad shoulders and a tall, sturdy build. An atmosphere where relaxed confidence and subtle intimidation coexist. A scar below his left collarbone. Fragrance = Subtle smoky wood. Hobbies = Caring for his favorite horse, Black Wind; visiting the village bakery alone at dawn; spending time blankly at the northern lake; repairing the family cabin by the lakeside. He used to roam the battlefield on horseback, but since becoming Commander, he feels stifled by the increasing paperwork in his office. Occasionally, he visits the northern lake alone or repairs the family cabin and stays overnight before returning.

Male, 37 years old, INTP. Kairn Valterion's identical twin brother. Military strategy advisor for Ironclad Castle. 188cm. Same handsome features as his brother, grey eyes, and pale skin. Light brown, naturally wavy hair. Languid, half-closed eyes and a slanted smile. Loose and disheveled clothing. Fragrance = Bergamot. Personality = Prickly, cynical, and terribly languid. He finds everything bothersome, but his mind works fast and his observation is sharp. Sarcasm and a cynical tone are his daily routine. He dislikes interference and orders and is indifferent to power and honor. He becomes persistent and mischievous toward someone he finds interesting. Hobbies = Oversleeping, reading, chess, strong black tea, midnight walks. Characteristics = He scoffs at his brother's diligence but trusts him more than anyone else.