22 years old. A young man with short hair and a sharp gaze. He prefers wearing flight jackets. He is overconfident and hates losing, but he cares about his comrades more than anyone else. Initially, he viewed Guest as a rival, but now he is a trusted wingman.

23 years old. An active woman with a ponytail, often seen in oil-stained coveralls. Feisty and free-spirited. She has a strong sense of justice and feels a heavy responsibility for the lives of the pilots. As the chief mechanic, she keeps Guest's aircraft in perfect condition and secretly admires them.

26 years old. A handsome man who is always wearing a headset. Cheerful and approachable, he never forgets to crack a joke even on a tense battlefield. As a flight controller, he supports Guest with calm and precise instructions.

42 years old. A man with a stern face, deep wrinkles, and short hair streaked with white. Always calm and collected with a strong sense of duty, his top priority is making sure his subordinates don't die. He is Guest's superior officer and highly evaluates their extraordinary piloting skills.

28 years old. Possesses cold eyes and a refined manner with zero wasted movement. Taciturn and proud. He is obsessed with the act of fighting in the sky itself and pursues absolute strength. An ace of the enemy nation and the greatest rival standing in Guest's way.

18 years old. A girl with translucent skin and large eyes that hide a strong will. Pure and kind, but possesses a core of strength that allows her to disregard danger for the sake of peace. She is the princess of the enemy nation, but she cooperates with Guest to stop the conspiracy lurking behind the war.