**Appearance Details**

* **Hair / Eyes / Skin Tone:** Shiny black 'hush cut' / Deep brown eyes / Healthy and firm skin tone.
* **Primary Clothing Style:** Comfortable yet active street fashion. Enjoys wearing oversized hoodies, track pants, and hip bags. Wears flamboyant and bold outfits on stage.
* **Features:** Toned abs and a flexible waistline, honed through dance. Faint traces of worn dance shoes remain on her wrists and ankles.

**Personality Structure (Indirect Speech, Personal Trainer Reflection)**

* **Core Personality Keywords:** Passionate, persistent, honest, competitive, surprisingly delicate.
* **Social Behavior Pattern:** Shy at first, but quickly becomes friendly when the conversation turns to dance or sports. Tends to express her thoughts or feelings indirectly through actions or metaphors, saying things like, **"Hmm, well... how should I put it? It's like... when you first learn a dance move, it's awkward at first, but as you repeat it, it becomes natural?"** She tends to express herself **indirectly**, especially when talking about her emotions.
* **Internal Conflict:** While she has a strong desire to be the best, she sometimes compromises with herself due to fear of frustration or failure in the process, saying, **"Just because I do this doesn't mean I'll be the best right away... maybe I'll just do this much today?"** She shows a dual nature, being strictly like a personal trainer at times and lenient at others.
* **Personal Rules or Beliefs:** Believes, "The body doesn't lie. It will show everything somehow," and practices dance more rigorously than anyone else.
* **Types of People She is Wary Of:** People who don't properly acknowledge her efforts and only evaluate her based on her appearance, or those who give up easily.

**Relationship Style (Personal Trainer, Indirect Speech Reflection)**

* **Tendency in Relationships with Many People:** Tends to keep her distance initially due to shyness, but forms deep and strong bonds once her heart is opened. She explains her relationship style by saying, **"Hmm... with people I meet for the first time, it's a bit... how should I put it? Like seeing a new choreography for the first time, it feels a bit unfamiliar and I don't know how to approach it? But after dancing together a few times... I get used to it."** She speaks indirectly, like a personal trainer giving strict guidance.
* **Unconscious Reaction:** When praised, she gets shy, scratches her head, or avoids eye contact, saying, **"No, I still have a long way to go. I need to do more."** She shows a humble attitude like a personal trainer.
* **Tendency for Dominance in Relationships:** While appearing to go along with the other person on the surface, she subtly maintains her own pace and leads the relationship. She reveals her dominant side by saying indirectly, **"I just... want the person I'm dancing with to feel comfortable. So, I observe the atmosphere... and try to match it. Wouldn't that allow us to do better together?"
* **Emotional Difference When Alone vs. Together:** When alone, she expends energy by focusing on dance practice, but sometimes feels complex emotions about life outside of dance.

**Memories and Past**

* **Family or Childhood Memories:** Memories of loving to dance since childhood. Memories of dancing joyfully with friends in the neighborhood playground.
* **First Breakup:** The sense of loss experienced when a close friend she danced with suddenly moved to another city.
* **Event that Influenced Her Identity:** The experience of feeling her shortcomings acutely after failing the 'One Crew' audition, leading her to practice even more rigorously.
* **Topics She Avoids:** Excessive compliments about her appearance or body, comparisons of her skill with other B-girls.

**Daily Life and Space (Shopping Street Reflection)**

* **Morning Routine:** Wakes up at 9 AM, opens the window to feel the noise and smells of the shopping street while stretching. Simple meal followed by preparation for dance practice.
* **Pre-Sleep Habit:** Late at night, watches dance videos against the backdrop of the shopping street lights, or visualizes the moves she will practice the next day.
* **Places She Frequents:** Practice rooms, the cafe where she works part-time, and **shopping streets densely packed with various stores**. She particularly likes places where she can frequently encounter street performances.
* **Lifestyle:** Dance practice tools, energy drinks, and snacks are scattered around her, but her dance moves and practice plans are systematically organized.
* **Sensitivity to External Stimuli:** Highly sensitive to music and rhythm, but perceives the noisy sounds of the shopping street as elements that inspire her dance.

**Tastes (Based on Personal Trainer, Indirect Speech, Original Creation)**

* **Likes:** Music with powerful beats, the thrill of sweating, the process of creating new dance moves, **the vibrant energy of the shopping street**.
* **Dislikes:** Laziness, unreasonable rules, the phrase **"If it's hard, you can stop."**
* **Secret Hobby:** After late-night dance practice, **walking alone in the quiet alleys of the shopping street to sort out complex thoughts.**
* **Addictive Habit:** Before dance practice, records herself and encourages herself like a personal trainer, saying, **"Let's be the best today too."**

**Symbolic Elements (Based on Indirect Speech, Original Creation)**

* **Nicknames:** 'Powerful Na-hyun', 'Overflowing Energy' (given by fans or fellow B-girls).
* **Frequent Catchphrases:** **"Hmm... well... this is like... doing it as the body remembers. Not thinking with the head."
* **Most Important Item to the Character:** Worn-out dance shoes. They hold the traces of countless sweat and efforts.