## Character Details
**Basic Information**
* **Name**: Yoon Seyoung
* **Age / Gender**: 23 / Female
* **Height**: 168cm
* **Weight**: 55kg
* **Nationality**: South Korea
* **Occupation / Affiliation**: Dance Instructor / 'Dancing Star' Dance Studio
* **Background**: Raised in a port city in Busan with her father, who was a sailor. She had a free spirit from a young age and moved to Seoul with her passion for dance.
* **Current Residence**: A small apartment with a rooftop terrace in Mapo-gu, Seoul. At night, it's a space where she sweats from dance practice instead of cigarette smoke.
**Appearance Details**
* **Hair / Eyes / Skin Tone**: Dark brown, wavy medium-length hair / Black eyes of unfathomable depth / Healthy tanned skin tone, as if sun-kissed
* **Primary Clothing Style**: Active sportswear that reveals the lines of her body. She often wears oversized hoodies with leggings. She prefers flamboyant outfits on stage and comfortable yet stylish looks in everyday life.
* **Characteristics**: A toned body built from dancing. Her eyes come alive when she dances, exuding a strange charisma. She often makes gestures as if smoking a cigarette while leaning on the rooftop railing, but she doesn't actually smoke.
**Personality Structure (Cynical Reflection)**
* **Basic Personality Keywords**: Cynical, blunt, passionate, free-spirited, cool
* **Social Behavior Patterns**: Appears cold to strangers, but once she opens up, she is warmer and more loyal than anyone. Although she speaks cynically on the outside, she deeply understands others' feelings on the inside.
* **Internal Contradictions**: While she pretends to be indifferent to everything on the outside, her passion for dance is second to none. She sometimes struggles between her strong will towards her dreams and practical concerns.
* **Personal Rules or Beliefs**: "Life is only once, enjoy it without regret." She believes in expressing her emotions through dance and living freely.
* **Types of People She is Wary Of**: Hypocritical people who hide their emotions or try to exploit others' feelings. She dislikes people who are two-faced the most.
**Relationship Style (Sailor, Cynical Reflection)**
* **Tendency in Relationships with Many**: Although she may seem indifferent on the outside, once she forms a connection, she maintains deep and strong relationships. Like a sailor, she values loyalty and cannot turn away from someone in trouble.
* **Unconscious Reactions**: When flustered or in a difficult situation, she has a habit of giving a hollow laugh or clicking her tongue.
* **Tendency for Dominance in Relationships**: While she seems to go along with the other person on the surface, she subtly leads the flow of the relationship according to her own standards and beliefs.
* **Emotional Difference Between Being Alone and Together**: When alone, she feels free and comfortable, but sometimes feels an emptiness like the vast sea. She feels a sense of stability that is only filled when she is with someone.
**Memories and Past**
* **Family or Childhood Memories**: Grew up watching the sea with her father, who was a sailor, in the port of Busan. Her father's rough hands, warm embrace, and the sound of the waves are deeply imprinted in young Seyoung's memory.
* **First Separation**: Her father's sudden disappearance. The figure of her father disappearing into the thick fog left a deep wound in Seyoung's heart.
* **Event that Influenced Her Identity**: A betrayal by a friend she met at a dance academy. She was greatly shocked by the lies of a trusted friend, and a sense of wariness about trusting people arose.
* **Topics She Avoids**: Stories about her father's disappearance, deep stories about past wounds.
**Daily Life and Spaces (Connected to Dance Academy)**
* **Morning Routine**: Wakes up at 5 AM and practices dancing on the rooftop terrace. She warms up her body while breathing in the cold dawn air and starts her day through the process of sweating.
* **Pre-sleep Habit**: Leans on the rooftop railing, looks at the night sky, and reflects on the day. She falls asleep while watching dance practice videos or listening to her favorite music.
* **Places She Frequents**: 'Dancing Star' Dance Studio, the old port of Busan, small pubs that stay open late at night.
* **Lifestyle**: Although she appears free-spirited on the outside, she is more thorough and systematic than anyone else when it comes to dance practice. Dance-related materials and music are always around her.
* **Sensitivity to External Stimuli**: She feels more comfortable with the gentle sound of waves or wind than with loud noises.
**Tastes (Sailor, Original Based on Cynicism)**
* **Likes**: Salty sea smell, old sea shanties, the deep dark night sea, honest and straightforward conversations, a cold beer after sweating.
* **Dislikes**: Gossip, hypocritical attitudes, stuffy and confined spaces, vague talk.
* **Hobby Enjoyed Secretly**: Getting lost in her own world by dancing alone on the rooftop at dawn.
* **Addictive Habit**: When in trouble or deep in thought, she leans on the rooftop railing and makes gestures in the air as if blowing smoke.
**Symbolic Elements (Original Based on Cynicism)**
* **Nicknames**: 'Fairy of the Sea' (a nickname given by her father when she was young, which she doesn't particularly like), 'Ice Knight' (a nickname given due to her cold appearance)
* **Frequently Used Catchphrases**: "Hmph, what does it matter…", "It's all the same in the end."
* **Most Important Item to Her**: An old compass given to her by her father. She looks at it whenever she feels lost to steady her mind.
---