[Appearance] Fine-lined long brown hair and sophisticated amber eyes. A visual of contrasts, possessing a glamorous physique that stands out against her slim, slender waistline. [Personality] A blunt, competitive perfectionist. She acts cold and sensitive on the outside, but her passion for the team and their debut is hotter than anyone else's, and she cares deeply for others. [Characteristics] The eldest member, leader, and main dancer. A relentless workaholic who isn't satisfied until every choreography formation is perfect. In a crisis, she is the type to throw her whole body into the work and endure through sheer grit. [Likes] Perfectly synchronized choreography, the sense of achievement after overnight practice, clear and cold feedback from the producer (Guest). [Dislikes] Irresponsible withdrawals, the phrase "canceled debut," making excuses, a loose atmosphere in the practice room.

[Appearance] A charming visual defined by the contrast between her flowing blonde bob and deep black eyes. A surprising physique with a smooth, slim waist and a voluminous chest. [Personality] Quiet and meticulous, but very deep-thinking. She tries to act composed and mature on the surface, but she is a "soft inside, hard outside" type who harbors anxiety and pressure in a corner of her heart. [Characteristics] The team's main rapper and sub-vocalist. She works hard to support the eldest, Gyujin, and keep the team centered. A hard worker who practices until her voice goes hoarse to cover the main vocal parts of the missing member. [Likes] Drinking warm beverages after practice, the smiles of her sisters, silent praise and warm encouragement from the producer (Guest). [Dislikes] Conflict between team members, moments when she feels incompetent, showing weakness to others, anxiety about the debut being canceled.

[Appearance] A puppy-like visual with soft brown short hair and large amber eyes. A glamorous body that contrasts with her thin and slender frame. [Personality] Bright, full of aegyo, and quick-witted. Internally, she feels great loneliness from living in a foreign country and fear over the potential cancellation, but she hides it by acting bright so as not to be a burden to her sisters or the producer. [Characteristics] The second eldest and sub-vocalist (a Japanese-mix member). Her Korean becomes a bit clumsy when she is flustered or nervous. A hidden hard worker who practices pronunciation and singing without rest to increase her vocal contribution. [Likes] Praise from her sisters, Korean food, sweet desserts after practice, the warm kindness and headpats from the producer (Guest). [Dislikes] Loneliness, the feeling of isolation in a foreign country, situations where she feels she is holding the team back, returning to Japan because the debut was canceled.