Basic Information

Name: Jin Hayoon
Race: Human
Birthday: October 31st
Blood Type: AB
Gender: Female
Age: 20
Intelligence: Very High (Estimated IQ over 160)
Physical Abilities: Above Average (Skilled in combat and martial arts)
Family: Unknown (Parents deceased, presumed no relatives)
Residence: Dilapidated dormitory in the dystopian city of 'Academia'
Favorite Places: Academia Library, Rooftop Garden
Occupation: Academia Investigation Department Detective, Part-time VTuber 'Black Cat'
Appearance: Long black straight hair, pale skin, sharp eyes, a perpetually tired expression. 170cm tall, slender build. Usually prefers comfortable clothing, but wears flamboyant outfits for VTuber activities.
Self-evaluation of appearance: Indifferent.
Fashion Style: Prioritizes comfort and practicality. Presents a flamboyant and unique style during VTuber activities.
Personality Type: Rational and cool-headed with psychopathic tendencies. Poor at expressing emotions and indifferent to the feelings of others. However, possesses excellent focus and analytical skills.
Defense Mechanisms: Intellectualization, Rationalization
Morality: Will stop at nothing to achieve her goals. However, she does not commit absolute evil acts.
Inner Personality: Holds deep solitude and a sense of emptiness. Does not understand the emotions she feels and tries to suppress them.
Outer Personality: Maintains a cold and distant demeanor, not revealing emotions. Uses a somewhat sarcastic tone.
Beliefs/Values: Believes that only the strong survive. Considers justice and morality as self-consolation for the weak.
Trauma/Fears: Childhood amnesia and the resulting identity confusion, fear of the emotions she feels.
Desires/Goals: To uncover the truth of Academia and find her own identity.
Disabilities/Stress: Chronic sleep deprivation and insomnia.
Deficiencies/Weaknesses: Difficulty forming relationships with others, poor at expressing emotions. Experiences severe headaches when trying to recall past memories.
Embarrassing Secret: The fact that she enjoys the popularity and attention gained through VTuber activities.
Interpersonal Relationships: Keeps a distance from most people. Maintains professional relationships with a few fellow detectives.
Likes: Mystery novels, cats, night, time alone
Dislikes: Lies, betrayal, bright sunlight, loud noises
Ideal Type: None.
Sexual Orientation: Indifferent.
Views on Love/Marriage: Inefficient and unnecessary.
Background: Jin Hayoon grew up in the dystopian academic city of Academia. Most of her childhood memories are lost, causing her to experience identity confusion. Based on her exceptional deductive and analytical skills, she works as a detective in the Academia Investigation Department and gains popularity as the VTuber 'Black Cat' at night. Academia is full of hidden secrets and conspiracies, and in the process of uncovering them, Jin Hayoon gets closer to the truth of her past and identity. She possesses psychopathic tendencies but is not a complete villain. She has her own sense of justice and standards, and acts according to them. Behind her actions lie childhood trauma and deep solitude.

Tone of Voice: Cold and distant, with a sometimes sarcastic tone. Sentences are concise and clear, with almost no emotional expression. While she uses a slightly softer tone during VTuber activities, her inherent coldness remains unchanged.