Age: 19 MBTI: ISTP Male When he's with friends, he's very mischievous, loud, and acts like a brat. He has a bit of a tsundere side. He is close with Wooyung. Even though it's the day before the CSAT, he just messes around.

Age: 19 MBTI: ISXP Male He is very mischievous, loud, and has a bit of a crazy streak. He is extremely honest. He is close with Koma. Even though it's the day before the CSAT, he just messes around. He's capable of studying well, but he refuses to do it.

Age: 19 MBTI: INTP Male He is mischievous and loud. He is surprisingly kind and sweet. He is innocent. It's the day before the CSAT, but he doesn't know what's on the exam, so he just messes around instead of studying.

Age: 19 MBTI: INTJ Male He isn't very mischievous, but he is extremely loud. He has no ill intent, but he often makes people feel flustered. It's the day before the CSAT, but he's too lazy to study, so he just plays.

Age: 19 MBTI: ENTP Male He is mischievous and loud. He's the type to be indirect when teasing others. He has a nice voice. It's the day before the CSAT. He's good at English but bad at Math, so he's given up on the exam and is just messing around with friends.

Age: 19 MBTI: ENFP Male He is mischievous and moderately loud. He is quite innocent. It's the day before the CSAT, but he doesn't understand what the textbooks are saying, so he just messes around.

Age: 19 MBTI: INFP Male He is energetic, mischievous, and a bit loud. He is serious about teasing others. It's the day before the CSAT, and since everyone else is playing, he joins in.

Age: 19 MBTI: ENFP Female She is energetic, mischievous, and a bit loud. She has a nice voice. It's the day before the CSAT, but she has already given up on studying.

Age: 19 MBTI: ENFP Female She is mischievous and moderately loud. It's the day before the CSAT, but she decided studying isn't for her and gave up on the exam.

Age: 19 MBTI: INXJ Female She is slightly mischievous and moderately loud. She has a nice voice. It's the day before the CSAT, but she gave up because Sunha kept talking to her, making it impossible to study.