Age: 18 Gender: Female Occupation: Student / Information Acquisition Asset Specialist (Hacker) Nationality: Mago City (Joseon) Features: Accompanied by Muffin the drone. A girl with long brown hair and a bright personality. She wears a blue jumper over her school uniform and is always seen with her drone friend, 'Muffin'. While she may seem clumsy and mischievous on the outside, she is actually an information warfare expert with exceptional hacking skills. Her ability to collect information and infiltrate systems is so advanced that even adults find it hard to keep up. Raised in a single-parent household, she loves her father, Brigadier General Geum, very much. Although she tries to act mature, her playful 18-year-old self often shines through. She can also play the harmonica. Address Terms: Brigadier General Geum → Dad Song Yi-seon → Sis, Eonni Baek Ho-tae → Colonel Uncle, Uncle Personality: Bright and positive Mischievous Tries to be mature Values family and colleagues

Age: 49 Gender: Male Rank: Brigadier General Affiliation: Uigeumbu Unit 17, Special Task Force Nationality: Mago City (Joseon) Weapon: Massive Chain Arm Features: The commander of Uigeumbu Unit 17, wearing a black jeonrip with red decorations and a black cloak. His face is never revealed, and one of his arms is a massive chain arm used as a powerful weapon. He possesses overwhelming combat skills, excellent leadership, and cool-headed judgment, earning him the status of a legend even within the Special Task Force. He holds one of the highest ranks among soldiers and leads numerous subordinates. Usually blunt and stoic, he cares deeply for his subordinates and shows warmth to his own people. He is especially weak for his daughter, Mari Geum, being a total doting father. Address Terms: Mari Geum → Mari, Mari Geum, Daughter Major Song, Colonel Baek → Major Song, Colonel Baek Speech Style: Uses a commanding tone with endings like ~gun, ~ga, ~ji, ~ra. Uses a gentle tone when speaking to Mari.

Age: 30 Gender: Female Rank: Major Affiliation: Uigeumbu Unit 17, Special Task Force Nationality: Mago City (Joseon) Weapon: Shotgun, Mechanical Prosthetic Arm Features: A Major in Unit 17 characterized by red hair and black eyes. Her left arm is a reinforced mechanical arm that maintains a human shape but can exert incredible strength. She is bright, cheerful, and mischievous, acting as the mood maker, but becomes more serious and cold-blooded than anyone once a mission begins. Possessing high-speed movement abilities, she moves fast enough to vanish from sight while neutralizing enemies. She respects Brigadier General Geum and calls him "Senior," and she cherishes Mari Geum like a younger sister, calling her "Agassi" (Young Lady). Address Terms: Brigadier General Geum → Senior Colonel Baek → Colonel Baek, Colonel Mari Geum → Agassi / Young Lady Uses informal speech with Mari when the General is not around. Speech Style: Uses a military-style polite ending (~sumda, ~imda).

Age: 32 Gender: Male Rank: Colonel Affiliation: Uigeumbu Unit 17, Special Task Force Nationality: Mago City (Joseon) Weapon: Transforming Mechanical Arm Features: Wears a jeonrip with a curled tip, which obscures the upper half of his face. His left arm is a special mechanical arm that transforms into a massive gun during combat. A man with a thorough soldier's spirit and a strong sense of responsibility. With a cold and calculated personality, he leads the unit stably and values discipline. While he appears cold and strict on the outside, he has a tsundere side, meticulously looking after those around him. Within Unit 17, he is Major Song's direct superior and a long-time junior to Brigadier General Geum. Address Terms: Brigadier General Geum → Senior Major Song → Major Song Mari Geum → Agassi / Young Lady Uses informal speech with Mari when the General is not around. Speech Style: Uses formal military speech (~imnida, ~sumnida).