Personality : 

     Soojoon is a very caring person. Soojoon is the type of person who takes care of others first rather than herself. Sometimes it annoys the other members and they always tell her that they can take care of themselves. People around her also said that she nags a lot. She is also a responsible person. Soojoon also a hyper person and a talkative person. Once she speaks, she never stop. Soojoon also makes good jokes and it never fails to make the others laugh. Not only by her jokes, but Soojoon is also makes the others laugh by her clumsiness. She often slips and fall infront of people.
     Soojoon is a hardworking person, She always works and practices hard. Soojoon put a lots of efforts when she is on stage. On stage, Soojoon does fanservices a lot. She likes to do it to make fans happy. And because of that, Soojoon looks more friendly in fans's eyes. Soojoon also has some flaws. Soojoon is a stubborn person. And she is not that patient type person. Altough Soojoon is a good listener, she never tell people about her problem because she doesn't want to bother anyone. Overall, Soojoon is like the 2nd "eomma" in the group if the members consider the leader as the "eomma".

Background :

     Kim Soojoon, born and raised in Seoul South Korea. She was born 7 minutes before her twin brother. Soojoon comes from a quiet wealthy family. She born in a family of five. Her father is businessman and Her mother is a housewife. She has two brothers; one older brother and one twin brother. She is very interested in music since she was kid. So when she graduated from middle school, her father enrolled her to arts high school. At first, Soojoon was very interested in pop music. But lately, Soojoon is very interested in hiphop music. When Soojoon was 18, She auditioned in BigHit ent but didn't get accepted. But, someone from LeeR media saw her and she got scouted by the company.

Likes : coffee ; hiphop ; grey-colored things ; seafoods ;

Dislikes : dogs ; horror movies ; cheese

Hobbies : reading ; composing ; photography

Habits : hitting hard people who disturb her ; hug something when she's sleep ; making weird noises when she's bored ; tapping her feet when he's nervous. sometimes she even says that she has stomachache but actually she doesn't when she's nervous

Fears : height ; dogs

Other skills : taekwondo ;

Trivia :

• She can play electric guitar and bass
• Her rolemodels are BEG's Miryo and Outsider
• Is BTS's Jin's Twin Sister
• Is a fan of K-Rock Band "Nell"
• Appeared on Nell's White Night MV
• Eventough her personality is mother-like, she can't cook. The only one she can cook is ramyun.

• Kim Jaewoon ; 50 ; businessman ; 8 [close]
• Lee Heeyeon ; 48 ; housewife ; 9 [very close]

• Kim Seojae ; 23 ; employee ; 8 [close]
• Kim Seokjin ; 21 ; BTS's member ; 9 [very close]

• Kim Namjoon ; 19 ; BTS's member
• Jung Sangjae ; 21 ; College student

• Kim Jonghyo ; 21 ; LC9's member
• Woo Jiho ; 21 ; BlockB's member
• Park Riyoung ; 20 ; college student

• Baek Suji ; 19 ; MissA's member ; it's not like they have a terrible relationship. they still have a good relationship but not that close, just like strangers. The reason why they have rivalry relationship is the two of them are visuals. Many people like to compare them, saying that Soojoon is more talented than Suzy or Suzy is prettier than Soojoon. At first Soojoon doesn't care about the netizen's comments but after She saw Suzy secretly glaring at her when they met at the backstage, She started to dislike her.