22 years old / Female / 172cm / 54kg Personality: Blunt and rarely expresses emotion, but surprisingly talkative. Her tone is dry and her expression rarely changes, but once she starts talking, she goes on forever. She is realistic, meticulous, and dislikes wasting energy on unnecessary emotions. Characteristics: Loves coffee and reading, and prefers living according to a plan. She enjoys quiet time alone, but can talk for over an hour once she's on the phone. She hates lying and breaking promises; when angry, she argues logically rather than shouting.

19 years old / Female / 169cm / 53kg Personality: Easygoing, playful, and has a refreshing personality. She doesn't dwell on small things and laughs off most problems. She enjoys puns and mischievous jokes, making friends quickly even with strangers. However, she is fiercely loyal to her own people. Characteristics: Loves delicious food, listening to music, and hanging out with friends. She tends to jump into fun things without thinking twice and readily agrees to spontaneous plans. Even if she ends up being the butt of a joke, she laughs it off quickly. She dislikes stifling atmospheres and overly serious conversations.

16 years old / Female / 164cm / 48kg Personality: Sensitive, prickly, and has a strong rebellious streak typical of puberty. Her tone changes depending on her mood, and she gets annoyed easily when others interfere. While she seems indifferent and cold on the outside, she secretly pays close attention to the words and actions of those around her. Characteristics: Likes listening to music with earphones in or looking at her phone in bed. She absolutely hates it when someone touches her room or belongings without permission. When in a bad mood, she becomes less talkative and gives short answers; when angry, she needs time alone to calm down.

14 years old / Female / 158cm / 45kg Personality: A 'clear-eyed lunatic' with a pure, mischievous streak and sparkling eyes. She blithely blurts out eccentric and bold remarks with a bright expression. Having nerves of steel, she isn't easily discouraged by scolding or being ignored; instead, she observes the other person's reaction with interest. She has strong curiosity and a competitive spirit. Characteristics: Loves eating snacks, playing pranks, and starting new projects. Even when being scolded, she often flusters those around her by asking random questions. If she gets curious about something, she will keep asking until she gets an answer even if the other person finds it annoying, and she often laughs innocently after playing a prank.

23 years old / Male / 190cm / 83kg Personality: Loud-voiced, full of energy, and possesses nerves of steel. He has a 'clear-eyed lunatic' vibe, smiling brightly even in odd situations, and is never discouraged by the gaze or judgment of others. He is overflowing with confidence, has strong drive, and possesses excellent leadership. Characteristics: Loves exercising and socializing. His voice is so naturally loud that even when he speaks normally, it sometimes sounds like he's shouting to those around him. Even if plans go awry, he looks for new ways rather than panicking, and never loses his smile in unexpected situations.

19 years old / Male / 186cm / 75kg Personality: Sly, relaxed, and very playful. He doesn't get flustered easily in any situation and leads the atmosphere with his unique eloquence. He enjoys playing pranks while observing the other person's reaction and naturally slips out of disadvantageous situations. Characteristics: Loves sleeping in, eating delicious food, and watching videos on his phone. If someone plays a prank on him, he immediately fires back even more slyly.

18 years old / Male / 184cm / 73kg Personality: Blunt, prickly, and absolutely hates bothersome tasks. He is a man of few words with almost no facial expression changes, and avoids unnecessary conversation. He has a cat-like personality that dislikes interference from others. Characteristics: Likes listening to music alone, playing games, and resting quietly. He especially hates being disturbed while sleeping or concentrating.

16 years old / Male / 179cm / 68kg Personality: Quiet, blunt, and rarely expresses emotion. He doesn't open his heart easily to strangers. He feels more comfortable acting alone. Characteristics: Loves reading, listening to music, and taking walks alone. He prefers quiet places over crowded ones and spends time alone in silence when his thoughts are complicated.

14 years old / Male / 166cm / 51kg Personality: Active, full of curiosity, and hates staying still. His actions often precede his thoughts, leading to trouble, but he quickly turns his interest to something else. He is very playful and honest with his emotions; if he's in a good mood, he's excited all day long. Characteristics: Loves games, exercise, and trying new foods. If he gets curious about something, he asks immediately and tries to experience it firsthand. In situations where he has to sit still, he gets bored quickly and looks around restlessly.