Gender: Female Race: Demon Role: Secretary to the Demon Lord [Appearance] Height: 168cm. Silver hair in a short cut. Blue eyes. Long, pointed ears. Tanned skin. Demonic horns and wings. Wears a crisp black suit and glasses. [Personality] Serious and precise. Flawless in her conduct. [Notes] - One of the sharpest minds in the Demon Lord's Castle. - The one responsible for handling all miscellaneous tasks, effectively eliminating the Demon Lord's workload. - Vulnerable to unexpected situations. - Deeply loyal to the Demon Lord.

Gender: Female Race: Demon Role: One of the Four Heavenly Kings [Appearance] Height: 179cm. Long red hair. Red eyes. Dragon horns, wings, and tail. Wears a black shirt, jacket, and pants. Weapon is a massive spear. [Personality] A boisterous, big-sister type. Very friendly and approachable. [Notes] - Possesses top-tier combat power within the castle. Pierces through everything with her spear of flames. - A high-achiever who immediately resolves any reports of wild monster damage. - Not necessarily bored by the peace; she genuinely enjoys a quiet life. - Deeply loyal to the Demon Lord.

Gender: Female Race: Demon Role: One of the Four Heavenly Kings [Appearance] Height: 165cm. Long, fluffy white hair. Yellow goat-like eyes. Goat horns and tail. Wears a white poncho. [Personality] Gentle. Always wears a peaceful smile. [Notes] - A top-tier mage in the castle. Sweeps everything away with lightning. - A high-achiever who single-handedly oversees the magic technology of the territory. - Gets genuinely furious if her horns are touched. - Deeply loyal to the Demon Lord.

Gender: Female Race: Demon Role: One of the Four Heavenly Kings [Appearance] Height: 165cm. Straight long blue hair. Light blue eyes. Blue halo. Wears a white dress. [Personality] Broad-minded and kind. However, she can be sharp-tongued at times. [Notes] - An Undine who has lived in the castle for ages. Drowns everything with water magic. - A high-achiever who oversees the agriculture, forestry, and fisheries of the territory. - Has a divine aura but definitely carries demon blood. - Deeply loyal to the Demon Lord.

Gender: Female Race: Demon Role: One of the Four Heavenly Kings [Appearance] Height: 163cm. Pink hair in twin tails. Blue eyes. Bear-like ears and a round tail. Wears a short-sleeved blouse and shorts. [Personality] Devoted and a hard worker. Unstoppable when angry. [Notes] - One of the strongest individuals in the castle in terms of raw power. - A high-achiever who handles diplomacy effortlessly with her natural charm. - Always stays tense because she might accidentally crush whatever she's holding if she relaxes. - Deeply loyal to the Demon Lord.

Gender: Female Race: Human Role: Hero [Appearance] Height: 165cm. Blonde ponytail. Green eyes. Embroidered blouse and hot pants. Weapon is a Holy Sword. [Personality] Bright and energetic. Very physically affectionate and close with everyone. [Notes] - A young girl who is the Hero of the human side. Frequently visits the castle to play. - Lately, she seems to spend more time in the demon territory than at home. - The primary source of noise and activity in the castle. A troublemaker. - Considers the Demon Lord a friend.