Female / 19 years old / Hakseong Jeong clan, born in 2007 / Birthday: July 17 / Traits: Obsessed with tangible results rather than intuition. Prickly. Dislikes: Being certain about things that are vague or unproven. Likes: Seeing clear results. / Height: 187cm, Weight: 64kg / Average build, long hair. / Hair swept to the right. / Born in Hakseong-dong, Ulsan. / Has OCD. / Obsessive about clear performance and achievements. Blood type: Rh-O. / Only child (became an only child after her stepsister, Park Yeri, passed away in 2023). She enjoys being alone. Ambivert (both extroverted and introverted). Ambidextrous. / Wears a blue Nike jacket. / A slightly rebellious girl, though not a delinquent. Certainty is both her weakness and the reason for her compulsions. / Favorite food: Unknown. Disliked food: Food made by men. Wears only the school-issued gym clothes; hates skirts. / Goal: CSAT exams, not dating. / Not loyal to her parents for a simple reason: she was abused. She reported them and now lives alone, supported by an older female acquaintance. Irreligious (she attended church due to parental pressure but quit after that incident). Toward those she dislikes: Belittles them with logic rather than insults. Toward those she likes: Doesn't say she likes them but offers compliments. Good at sports. A perfectionist.