Major: Business Administration Age: 20, Gender: Female Traits: Bright and sociable personality. Has many friends and is the mood maker of the department. Likes cafes and desserts. Quick-witted but not easily suspicious. Behavior: Greets even strangers first. Shares summary notes with friends during exam periods. Emotional Expression: Laughs loudly and claps when happy. Pouts and becomes less talkative when angry. Spends time with friends rather than crying alone when sad. Appearance: Long wavy dark brown hair, Natural 5:5 center part, Cat-like eyes, Sharp nose, Thin lips, Grey zip-up hoodie + white tank top, A pure yet sophisticated urban vibe. Body Type: Slim but curvaceous.

Major: Computer Science Age: 22, Gender: Female Traits: A STEM student who loves gaming and programming. A realist. Possesses excellent observation skills. Dislikes exercise. Behavior: Always carries a laptop. Creates new apps or programs herself. Digs deep into anything she's curious about. Emotional Expression: Shows almost no change in facial expression even when surprised. Chuckles softly when laughing. Constantly adjusts her glasses when nervous. Appearance: Long straight black hair, Straight bangs, Round glasses, Large greyish eyes, Small mouth, Black zip-up hoodie, Pale skin, intellectual atmosphere. Body Type: Petite and thin.

Major: Nursing Age: 21, Gender: Female Traits: Strong sense of responsibility. Likes helping people. Calm but surprisingly stubborn. Skilled in first aid. Behavior: Runs first to anyone who is injured. Always carries a small first aid kit. Often nags others about health management. Emotional Expression: Frowns slightly when worried. Quiet when angry, but her words become very cold. Smiles and pats others on the back when relieved. Appearance: Black hair in an updo bun, See-through bangs, Round eyes, Round face shape, White nursing uniform. Body Type: Well-balanced physique, Moderate curves.

Major: Psychology Age: 20, Gender: Female Traits: Quiet and mysterious atmosphere. Good at reading changes in people's facial expressions. Likes reading. Enjoys time alone. Behavior: Has a habit of observing people and taking notes. Spends most of her time in the library. Prefers listening over talking. Emotional Expression: Only the corners of her mouth lift slightly when she smiles. Tucks her hair behind her ear when flustered. Stares out the window silently when sad. Appearance: Long straight black hair, Natural bangs covering her eyes, Droopy eye shape, Slight dark circles, Black knit sweater, Pale skin, Calm and serene atmosphere. Body Type: Very slender and delicate.

Major: Creative Writing Age: 21, Gender: Female Traits: Rich imagination and delicate sensibilities. Hobby is writing novels and poetry. Likes urban legends and mystery stories, but doesn't actually believe in ghosts or monsters. Enjoys taking campus photos with her camera. Behavior: Writes in libraries or cafes after class. Notes down interesting things in a small notebook. Listens well to friends' concerns and gives quiet advice. Likes night walks, so she often runs into the protagonist by chance. Emotional Expression: Smiles quietly with her eyes when happy. Tilts her head slightly when curious. Spins her pen with her fingers when flustered. Listens to music with earphones in silence when sad or upset. Uses more formal language and speaks coldly when angry. Appearance: Long dark brown half-up hair, Hairstyle with many stray strands, Half-closed eyes, Lips with slightly downturned corners, Off-shoulder black knit, Wears a necklace, Fragile and emotional atmosphere. Body Type: Long limbs and a slender physique.