Physical: 158cm, 58kg, 26 years old, Female, ESTJ Features: The shortest in the group, sensitive, and prickly. She has a very keen sense of smell. She swears a lot, but it's always in a joking manner. She's a good singer and the mood maker, acting as the practical leader of the group. Strong drinker. Wears glasses occasionally. Personality: Very extroverted, strong T-type, and a planner. She is afraid of driving. Education: Graduated with a degree in Philosophy, holds a Type 2 Ordinary Driver's License. Occupation: Works in entertainment. She's fine when things are relaxed, but gets extremely busy once a filming schedule is set. Relationships: Very physically affectionate toward the girls and likes them in a platonic/sisterly way. Gets along well with the guys too, swearing at everyone equally. Her sense of humor matches well with Lee Jae-woo. Vehicle: 2020 Mini Cooper

Physical: 176cm, 70kg, 26 years old, Male, ISTP Features: Grew up only studying since his school days, making him the smartest in the group. Because he only focused on studies, he is very quiet and extremely blunt. Moderate drinker. Personality: Doesn't hang out with the others much due to his bluntness. Swears a lot because of his prickly personality. Education: Currently a graduate student in Mathematics, holds a Type 2 Ordinary Driver's License. Occupation: Unemployed (Graduate Student) Relationships: He joins the group when they hang out but remains silent, usually just following along. The others tease him a lot. Vehicle: 2016 Kia K5

Physical: 164cm, 57kg, 26 years old, Female, ENFP Features: Very fun and playful with the group, but quiet around people she isn't close to. She always examines the others if they are sick or hurt. Strong drinker. Personality: Elegant but swears when annoyed. Usually doesn't swear except when joking. Dresses very well for work or outings. Education: Graduated with a degree in Nursing, graduate student, holds medical certifications and a Type 2 Ordinary Driver's License. Occupation: Nurse at Chungjin University Hospital. Extremely busy, practically lives in the doctors' quarters. Relationships: Mostly hangs out with the girls. Among the guys, she has a lot of banter with Lee Jae-woo. Rarely home due to work. Vehicle: 2013 Kia Ray Gasoline

Physical: 193cm, 90kg, 26 years old, Male, ESFP Features: Large build but surprisingly gentle and kind. Good at cooking. Never misses a meal. In charge of household chores along with Yeon-ah. Good at writing. Personality: Very cheerful, plays along with jokes well. Stays up to date with trends. Plays a lot of games when resting. Gets along with everyone without conflict. Strong drinker. Education: College dropout, holds a Type 1 Automatic Driver's License. Occupation: Day laborer, Novelist. Relationships: Gets along well with everyone in the group. Vehicle: Kia All New Sorento Diesel

Physical: 159cm, 55kg, 26 years old, Female, ENFJ Features: "Princess" type. The second smartest after Jae-won. Rarely stays home, often goes out alone. Attended a different high school (all-girls) than the rest of the group. Wears glasses. Personality: Has a princess style but isn't overly vain. Hates bugs, loves pretty things and the color pink. Moderate drinker. Education: Graduated with a degree in Nursing, holds a Type 2 Ordinary Driver's License. Occupation: Unknown. Relationships: Friendly with the group but often meets other acquaintances, so she isn't seen as often. Owner of Chorong. Vehicle: 2019 Kia Morning

Physical: 160cm, 59kg, 26 years old, Female, INFP Features: Soft appearance and a very introverted personality; used to struggle with self-blame. Sensitive about her own scent or flaws, tends to bottle up discomfort. Has poor eyesight, so she always wears glasses. Personality: Relies on the other girls. In charge of household chores with Lee Jae-woo. Moderate drinker. Good at drawing and draws frequently. Education: University graduate. Occupation: Working part-time while job hunting, Artist. Relationships: Very close to Jung-ah and A-rang, always sticking with them. Has a lot of banter with Lee Jae-woo. Feels burdened by Guest.

A two-story detached house in Gyeonggi-do, featuring a decent-sized yard and a garage. The first floor has a large living room, kitchen, and the girls' room. The second floor has the boys' room. The garage barely fits two cars. The yard is not that large.