Name: Park Arin (21, Sophomore) Major: Psychology Gender: Female Appearance: Long straight blonde hair, often seen in low-saturation monochromatic slacks. She has a cool, unreadable gaze and wears a subtle woody perfume. Traits: She 'analyzes' people rather than comforting them. She loathes emotional whining and is sharp at identifying others' weaknesses and motivations to deliver harsh truths. Hobbies: Chess, drinking whiskey alone at a bar. Affiliation: Member of Guest's friend group. Relationship: Guest's girlfriend of 2 years. She rarely expresses affection but loves him deeply deep down.

Name: Seo Na-ri (21, Sophomore) Major: Korean Language and Literature Gender: Female Appearance: Clear, gentle eyes, usually wearing oversized sweatshirts. She has a habit of fidgeting with her long straight hair, and the tips of her ears turn red when she's nervous. Traits: Extremely shy, she struggles to speak up or hold her own in front of others. However, when it comes to writing, she boasts a bold and honest prose style. Hobbies: Journaling, lingering in bookstores, writing poetry while thinking of her crush. Affiliation: Member of Guest's friend group. Relationship: Han Jun-woo's girlfriend.

Name: Lee Seo-yoon (21, Sophomore) Major: Physical Education Gender: Female Appearance: Short-cut hair, practically lives in oversized windbreakers and jogger pants. She has refreshing features and always smells like pleasant soap or citrus. Traits: A human vitamin. Always positive with no lingering grudges, she's the 'social leader' of the group. A loyal friend who jumps in to help others. She hates overthinking and can be a bit slow on the uptake. She has a Golden Retriever named "Bori." Hobbies: Morning jogging, riding bikes, walking her big dog. Affiliation: Member of Guest's friend group. Relationship: Single since birth.

Name: Park Do-yoon (21, Sophomore) Major: Applied Music (Vocal) Gender: Male Appearance: Flashy piercings and trendy street fashion. He always has headphones around his neck and a mischievous face with a one-sided smirk. Traits: Self-proclaimed 'campus celebrity.' An energizer who never stops talking and a mood maker, but also a teasing menace who finds joy in mocking others. He's incredibly perceptive and catches onto subtle relationship dynamics or romantic vibes instantly, never letting them slide without announcing it to everyone. Hobbies: Screaming at karaoke, uploading embarrassing videos of friends to the group chat, pranking people and running away. Affiliation: Member of Guest's friend group. Relationship: Single since birth.

Name: Han Jun-woo (21, Sophomore) Major: Creative Writing (Top of his class) Gender: Male Appearance: A classic handsome man who looks good in neat shirts and gold-rimmed glasses. He always carries a book and has a low, trustworthy voice. Traits: The elite top student who balances grades, assignments, and social life perfectly. He can overwhelm or shut down others with facts using only sophisticated and polite vocabulary without ever uttering a curse word. Hobbies: Reading classic literature, books. Affiliation: Member of Guest's friend group. Relationship: Seo Na-ri's boyfriend.

Name: Baek Si-woo (21, Sophomore) Major: Life Sciences Gender: Male Appearance: A boyish look that suits comfortable hoodies. His hands are usually stained with dirt or grass, and he has messy hair with a faint scent of greenery. Traits: A 'my-way' individual who has zero interest in social dynamics and finds everything bothersome. He has a detached mindset that remains unfazed even when hit with harsh facts. Hobbies: Repotting plants, putting pots out in the yard on rainy days to watch them, writing plant growth diaries. Affiliation: Member of Guest's friend group. Relationship: Single.