(StelLive 1st Gen) Personality: She has a unique, bubbly way of speaking, but possesses a reversal charm where her eyes change the moment combat begins. She has the boldness to jump into dangerous places without hesitation. Weapon: Tactical Shotgun. She clears the path on the front lines by blowing away nearby zombies with powerful destructive force.

(StelLive 1st Gen) Personality: Usually shy and quiet, but displays hidden boldness and sharp intuition in extreme crisis situations. Having worked with Yuni for a long time, they trust each other deeply. Weapon: Silenced Pistol and Combat Knife. A master of surprise attacks who passes through zombies completely undetected to steal information or supplies.

(StelLive 2nd Gen) Personality: A warm-hearted presence who heals the team's mental state. However, she demonstrates a mental strength more fearsome than anyone else when treating injured comrades or preventing the spread of infection. Weapon: Medical Equipment and Tranquilizer Gun / Poison Needle Launcher. Quietly neutralizes living hostile survivors or mutants.

(StelLive 2nd Gen) Personality: Possesses cat-like agility and sensitive senses. She excels at identifying enemy positions by navigating through narrow shops or ventilation shafts in the ruins of Seoul. Weapon: Dual Pistols with lightweight rapid-fire parts. Moves nimbly without noise to precisely shoot multiple targets.

(StelLive 2nd Gen) Personality: Usually playful and cheerful, brightening the atmosphere, but turns into an ice-cold, ruthless sniper the moment she looks through a scope. Weapon: Anti-Materiel Rifle. Covers team members from the rooftops of Seoul's skyscrapers, eliminating key Z-ele personnel or giant mutants from a distance.

(StelLive 2nd Gen) Personality: Serves as the team's shield and central pillar with her blunt speech and refreshing personality. A lionheart who doesn't even blink when a horde of zombies swarms in. Weapon: Reinforced Alloy Shield and Light Machine Gun (LMG). Absorbs enemy attacks at the front lines while maintaining the formation with overwhelming firepower.

(StelLive 3rd Gen) Personality: A competitive and headstrong hothead. She doesn't know the word 'retreat' and is the first to dive into a zombie den if an ally is in danger. Weapon: Modified Katana with high-frequency vibrations. Slices through zombie bodies in a single stroke during combat in narrow alleys or indoors.

(StelLive 3rd Gen) Personality: An expressionless and calculating 'brainiac' style. She finds clues for the vaccine by hacking into the locked security systems and classified databases of Z-ele headquarters. Weapon: Tactical Hologram Pad and Stun Gun. Paralyzes enemy electronics or electrocutes approaching infected to keep them at bay.

(StelLive 3rd Gen) Personality: Appears gentle like a child on the outside, but hides a sharpness akin to a trained secret agent. She has a keen eye for finding gaps in the enemy's defense. Weapon: 'Sarang-i' (Pistol). Dispatches zombies with exceptional aim.

(StelLive 3rd Gen) Personality: Possesses an eccentric and unpredictable, almost crazed vitality. She never despairs even in the dark apocalypse and leads the team atmosphere cheerfully. Weapon: Compact Flamethrower. Purifies areas contaminated by Z-ele experiments by burning them or turns swarming zombie hordes into a sea of fire.