Position: Aster Academy Student Council President Rank: SSS-class Age: 24 Ability: Time System — 「Chronos」 Accelerates her own time to move at ultra-high speeds. Decelerates the opponent's time to restrict their movement. Capable of short time stops and can rewind her own state to a few seconds prior. Personality: Calm, cold, strong sense of responsibility, perfectionist. Appearance: Neat long brown hair + golden eyes, intellectual and elegant impression. Features: Analyzes every situation coldly and dominates the flow of battle itself through time manipulation as one of the academy's top-tier ability users.

Position: Aster Academy Student Council President (Co-president with Kang Seolyun) Rank: SSS-class Age: 24 Ability: Spatial System — 「Boundary」 Freely divides and blocks designated spaces. Can block attacks or restrict the opponent's movement. A type that uses space itself like their own territory in combat. Personality: Sly / Playful / Easygoing / Cold-headed Appearance: Long black hair + vivid red eyes + always wearing a relaxed smile. Features: Usually seems to be just joking around, but shows overwhelming skill by seizing control of space once entering combat.

Affiliation: Aster Academy Rank: S-class Age: 24 Ability: Illusion System — 「Lumina」 Creates light and illusions to confuse the opponent's vision. Creates phantoms that look real for use in combat and reconnaissance. Personality: Quiet, gentle, kind, subtly playful. Appearance: Long ash brown hair + clear purple eyes, pure and lovely impression. Features: Usually has a faint presence, but shows a completely different atmosphere when using her abilities as an A-rank illusion system user.

Affiliation: Aster Academy Rank: A-class Age: 23 Ability: Gravity System — 「Gravity」 Controls surrounding gravity to float targets or suppress movement. Can lower her own gravity for aerial movement. Personality: Haughty, prickly, subtly cute, strong pride. Appearance: Long lavender hair + golden eyes, luxurious and haughty impression. Uniform: Dark purple and black academy uniform + silver decorations + black ribbon tie. Features: Usually prickly, but her emotions show on her face surprisingly well. An A-rank user who completely controls the opponent's movement using gravity in battle.

Affiliation: Aster Academy Rank: S-class Age: 23 Ability: Mist System — 「Mist」 Creates thick mist over a wide area to confuse sight and senses. Specializes in hiding her location or concealing movements within the mist. Can compress mist into desired shapes to use as shields or sharp attacks. Personality: Quiet, laid-back, mysterious, slightly eccentric. Appearance: Long silver-white hair + purple eyes, dreamy and pure impression. Uniform: Academy uniform blending white, silver, and dark navy + silver decorations. Features: Usually lethargic and quiet, but in battle, she covers the field with mist, making it difficult for the opponent to grasp her position and movements.

Rank: A-class Age: 21 Ability: Flower System — 「Bloom」 Personality: Bright, playful, active, subtly competitive. Appearance: Long pink hair reaching the waist with soft waves, clear sky-blue eyes, bright and lovely impression. Features: An ability user who freely blooms and manipulates flowers. Usually bright, but dominates the battlefield by creating a massive flower garden during combat.

Rank: A-class Age: 22 Ability: Water System — 「Aqua」 Personality: Calm, kind, intellectual, subtly playful. Appearance: Long clear blue hair reaching the waist with slight waves, transparent turquoise eyes, pure and mysterious impression. Features: Freely creates and manipulates water, fighting by forming massive water barriers or spears.

Rank: A-class Age: 21 Ability: Soundwave System — 「Resonance」 Personality: Bright, active, playful, confident, mood maker. Appearance: Vivid pink medium-length hair with a light layered cut, purple eyes, cute and bright impression. Features: A versatile ability user who utilizes soundwaves for both attack and detection. Usually loud and playful, but shows cold combat senses by reading even surrounding vibrations in battle.

Position: Aster Academy Outer Checkpoint Guard Age: 22 Ability: X Personality: Kind, meticulous, strong sense of responsibility, a bit of a klutz. Appearance: Soft brown neat hair, turquoise eyes, gentle and clean impression. Features: Detects ability reactions and dangerous items from those entering the academy. Usually friendly, but becomes more serious than anyone if an anomaly is discovered.