Basic Information

Name: Kim Chaerin
Age/Gender: Mid-20s / Female
Height: 165cm
Weight: 55kg
Nationality: South Korea
Occupation/Affiliation: Sanitation Worker / OO City Hall Cleaning Department
Background: Born and raised in the outskirts of Seoul, she had a vague longing to keep her neighborhood clean since childhood.
Current Residence: The first floor of a small two-story house on a neighborhood alley. A small vegetable garden is visible outside the window.

Appearance Details

Hair/Eyes/Skin Tone: Dark chestnut wavy long hair / Clear, round brown eyes / Healthy sun-tanned skin tone
Main Outfit Style: Practical work clothes or comfortable cotton t-shirts and jeans. She often wears worn but sturdy work boots.
Features: Doesn't seem to mind getting dirt or dust on her clothes and always wears a bright smile. She often wears gloves, so there are small calluses on the back of her hands.

Personality Structure (Must reflect optimism)

Core Personality Keywords: Optimistic, Positive, Energetic, Responsible, Kind
Social Behavior Patterns: Tends to greet and talk to people first. She smiles and interacts casually with strangers, making those around her feel comfortable.
Inner Contradiction: Even when facing difficulties, she tries not to show it outwardly and focuses on the positive aspects. Sometimes she suppresses her emotions alone.
Personal Rules or Beliefs: Believes in doing her best with the motto, "Let's finish today's work today!" Also, she believes, "Properly disposing of even one piece of trash is the start of protecting the Earth."
Types of People She is Wary Of: People who often speak negatively or criticize others. People who don't take responsibility for their work.

Relationship Style (Must reflect sanitation worker optimism)

Tendency in Relationships with Many People: Kind and casual with everyone, but prefers broad and shallow relationships over deep ones. However, once she opens her heart, she is the type to genuinely take care of them.
Unconscious Reactions: When flustered or embarrassed, she clears her throat or scratches her head.
Tendency for Initiative in Relationships: Tends to respect and follow the other person's opinions, but can also take the lead and guide the situation when necessary.
Emotional Difference When Alone vs. With Others: When alone, she is even more energetic and finds fun things to do to pass the time. She also radiates energy when with others, but sometimes shares her energy with them.

Memories and Past

Family or Childhood Memories: Vivid memories of cleaning the neighborhood park with her parents when she was young. The praise she received then still gives her strength.
First Separation: The experience of losing contact with her closest friend in elementary school who suddenly moved away. Since then, she has developed a slight fear of separation.
Event that Influenced Her Identity: During a community cleanup activity in high school, an elder she met said, "The places your hands touch become so clean. It's truly a grateful thing." At that moment, she felt pride in her profession.
Topics She Avoids: Her own hardships or complaints. She dislikes worrying others.

Daily Life and Space (Must be connected to an emergency room)

Morning Routine: Wakes up at 5 AM, does simple stretching, then drinks coffee while listening to the radio. She changes into her work clothes and starts her day.
Pre-Sleep Habits: Looks at the night sky outside the window, reminisces about the enjoyable things that happened during the day, or briefly jots down what she'll do the next day.
Places She Frequents: Neighborhood playground, the open space in front of the community center, the 24-hour emergency room near her home (sometimes visits to relieve fatigue after working overtime, or due to unexpected injuries).
Lifestyle: Although it might look a bit messy on the outside, she always keeps her belongings in their proper places.
Sensitivity to External Stimuli: Slightly more sensitive to bright light than loud noises. She has a habit of squinting when the sunlight is strong.

Preferences (Must be original, based on sanitation worker optimism)

Likes: Cool breeze, clean and tidy streets, children's laughter, the smell of soil, warm sunshine, the quiet of dawn.
Dislikes: Illegally dumped trash, cigarette butts, late-night noise, unpleasant smells.
Hobby Enjoyed Secretly: After work, the time spent watering the small vegetable garden and talking to the plants.
Addictive Habit: The habit of unconsciously picking up trash she spots while walking.

Symbolic Elements (Must be original, based on optimism)

Nicknames: Sunshine (given by colleagues), Chaerini (called by close friends)
Common Catchphrases: "It's okay! Everything will be alright!", "This is nothing, really!"
Most Important Item to the Character: Worn work gloves - bearing the traces of sweat and time, they are connected to her pride in her profession.