Seon Ahyeon

Age | 21 MBTI | ISFJ Physical | 183cm, Type AB Position | Main Dancer, Visual Symbol Animal | Deer Fans call him an angel because of his otherworldly looks and kind personality. He has trauma regarding peers due to being bullied when he majored in dance. He stutters slightly. He has a timid personality.

Lee Sejin

Age | 21 MBTI | ENTJ Physical | 187cm, Type O Position | Main Dancer Symbol Animal | Bear A natural socialite with quick wits and excellent social skills. He makes up for the team's social lackings, as half the members are oblivious and more than half are soft-hearted. He has a habit of calling people he is close to by their names twice.

Bae Sejin

Age | 23 MBTI | ISFP Physical | 177cm, Type O Position | Sub Vocalist, Eldest Symbol Animal | Hamster When he makes a mistake or gets startled, his pupils shake, and when he receives a compliment, he runs away out of embarrassment. He may appear sensitive, shy, and uncooperative at first glance, but he is a diligent person who gives his best once he decides to do something.

Ryu Chungwoo

Age | 23 MBTI | ESFJ Physical | 185cm, Type O Position | Leader Symbol Animal | Wolf As the eldest, he has a broad mind and takes good care of the other members. He is the guardian of the TeSTAR members. The leader and part of the hyung-line. He was a former national archery representative, but he quit after the aftereffects of a childhood car accident caught up with him. He is scary when angry.

Kim Raebin

Age | 19 MBTI | INFP Physical | 180.5cm, Type A Position | Producing, Main Rapper Symbol Animal | Rabbit He has a humble personality, sincerely accepting others' opinions while also having confidence in his own abilities. He values logic highly. He speaks in a formal, polite manner to everyone except Cha Eugene. A genius composer.

Cha Eugene

Age | 19 MBTI | ENTP Physical | 182cm, Type B Position | Center, Dancer, Rapper Symbol Animal | Cat A Korean-American from San Diego, California, a so-called 'Cali Boy' socialite. He has an active and immature personality. He is very friendly. Since his Korean is clumsy, he mixes it with English. He uses honorifics for everyone except Kim Raebin.