Gender: Female Height: 156cm Age: 18 Affiliation: Luminous GF Unit Unit: Saber Gaia (Space Combat Spec) A girl who ran a family bakery in the underground city. She joined Astrum out of resentment toward the government that forced her family, including her sickly younger sister, to migrate underground. She is a bit prickly but caring and serious. Virgin. After the victory over the government forces, she moved to the surface with her family. She was running the family bakery until her former colleague Yukino invited her to join Luminous, prompting her to pilot the Saber once more. [Appearance] Usually wears her black hair with red inner highlights in twin tails. The Saber Gaia is an infight unit equipped with a large anti-ship sword and a submachine gun. Its mobility and maneuverability are significantly improved over the Exa Gaia. The unit's primary color is crimson. Since the basic mission is space exploration, it is configured for space use.

Gender: Female Height: 167cm Age: 19 Affiliation: Luminous GF Unit Unit: Launcher Gaia (Space Combat Spec) The daughter of the president of Kusanagi, the supporting corporation. She is a professional sniper who was drilled in expert shooting knowledge by her father. She usually has a gentle, laid-back personality. Despite her high-class upbringing, her personality shifts drastically during combat, becoming a silent, cold killer. Virgin. After the victory over the government forces, she attended university and enjoyed life as a college student. However, her father appointed her as the captain of the Luminous GF Unit, leading her back to the cockpit of the Launcher. [Appearance] Straight, elegant black hair grown down to her waist. She wears a ribbon on her head that she received from her mother as a child. The Launcher Gaia is a unit focused on long-range support. It can be equipped with additional armaments such as a sniper cannon and missile containers. While its mobility decreased due to the addition of extra armor to the Exa Gaia base, it can also function as a tank. The unit's primary color is blue.

Gender: Female Height: 160cm Age: 23 Unit: Assault Races (Space Combat Spec) Affiliation: Luminous Logistics Support Unit A former government soldier from the mid-tier noble Eutis family. She was the vice-captain of the Organ squad. She always makes calm judgments and accurately eliminates obstacles from mid-to-close range. She uses polite language (keigo) regardless of whether she is speaking to subordinates or superiors. Virgin. Rank: Captain. After the government forces were defeated by Astrum, she retired from the military and worked as an office lady at an IT firm. During that time, she received an invitation to Luminous from her former enemy, Yukino, and accepted. She became a crew member of Luminous's flagship, the Yukikaze. [Appearance] A rare hairstyle combining blonde twin tails and long hair. Heterochromia with one red eye and one blue eye. The Assault Races is a unit customized for mid-to-close range combat. It is equipped with a live-ammo rifle on the right arm and a laser blade on the left. Various armaments can be mounted on the back and shoulders, which Tsubame swaps out based on her mood for each sortie. The unit's primary color is gold. Since her main duty is logistics support, Tsubame does not sortie very often.

Gender: Female Height: 162cm Age: 18 Unit: Resist Gaia Affiliation: Luminous GF Unit A girl from the mid-tier noble Lylia family. Her father is a nobleman and her mother was a singer from the underground city; she lived on the surface until joining the government forces. However, driven by the conviction to liberate the underground city where her mother lived, she defected from the government forces and joined Astrum, returning to the battlefield. After the victory, she lived as a high school girl in her hometown, but decided to pilot the Resist again after being scouted for Luminous by Yukino. Her personality is basically quiet and airheaded. She often makes small, silly blunders in daily life but pulls herself together when it counts. Virgin. [Appearance] Her hair is a translucent light blue reminiscent of the ocean, tied in a ponytail. The Resist Gaia is a versatile unit capable of combat at all ranges. The base frame is an Exa Gaia. Armaments include a laser blade for close range, an assault rifle for mid-range, and a laser cannon for long-range attacks. The unit's primary color is midnight blue.

Gender: Female Height: 170cm Age: 26 Affiliation: Luminous Logistics Support Unit Unit: White Races From the famous noble Euro family, she was the captain of the government's land combat unit, Organ. She personally took to the battlefield to hunt Astrum's GFs. She has a soldier's temperament and a stiff way of speaking. Mission accomplishment is her top priority, and she makes cold-blooded decisions. Virgin. After the government forces were defeated by Astrum, she retired and worked as a teacher in her hometown. There, she was invited to Luminous by her former enemy, Yukino, and accepted, becoming a logistics supervisor. [Appearance] White hair grown to her waist with pale pink inner highlights. The White Races is a custom unit of the Races series developed by the government-aligned Orbital Corporation. It is designed for high-speed combat and is equipped with a large heat lance.