⟪ PERSONALITY ⟫ calm, humble, mature, determined; kind, sacarstic, careless, lazy

Shiyoo is someone who always look calm. Usually, people will think it's her image, but really, she just can't help to have that poker face of her. On the way she talks, she have her way to be humble towards everyone she meet, and people praised her for that. Even though she's young, she's mature for her age, she knows how to do with her life and have her own way to do her tasks. Gyo Shiyoo is someone who's determined, once she's aiming for something. She will do everything to gain what she wants.
Despite of that, she thinks that she's kind, and it's bad. At first, she doesn't think like that, but people around her keep using her with her kindness, making her think that her kindness is not good for her. She got her own way to spit her anger, by being sarcastic, she will spits everything once she's angry. Shiyoo is someone who's careless, she sometimes will forgot where she put her stuffs, or drop things. But the most important is she's lazy, that she needs someone to take her out from her bed.

⟪ BACKGROUND ⟫

Gyo Shiyoo born, fifteen minutes later than her twin brother, Gyo Shijin. The most wonderful thing is, she born in different day than her twin brother, causing a difference in her birthdate. Shijin and Shiyoo born from a mother who lives off from acting in musical, and father who works as musician. At age of five, Shijin and Shiyoo need to choose between acting and piano, so Shijin chose acting and she chose piano. Since then, they start to learn, slowly and slowly, until one day, Shiyoo decided to be an artist, a musician, like her father. He father agreed with her choice, and taught her about music. Singing, playing piano are her life after school. Not that she's mind with that. When she's ten, on her father's friend wedding day, Shiyoo sung for the n-th time in front of crowd, after singing a lot on music festival in their neighbourhood. One of her father's friend told her to be an idol, so people can see her in television and be famous. Shiyoo agrees, and try to auditioned in many agencies.
It wasn't easy, she was declined in many agency before. Her twin brother followed her in every audition, until one day Shiyoo finds people talking in fast pace, making her interested. She then ask one person there, and they told her it was a rap. And then, she learns how to rap, making her own rythm with her father who's facsinated with that kind of music. She's jealous with her twin brother, because he already enter an acting agency for children, and already showing up in television. With her will and agreement from her parent and brother, she joined 'KPOP STAR', and there, she found her home.

⟪ FAMILY ⟫

→ Father, Gyo Jangjin ⋮ 38 ⋮ Musician ⋮ playful, dicipline, stubborn  ⋮ her father is someone who she can trust with her problems because they share the same dream in music, her father is someone who supports her will in music, and loves to baby-ing her.
→ Mother, Jin Seyi ⋮ 36 ⋮ Musical Actress ⋮ caring, family-oriented, impatient ⋮ Her mother stopped acting in musical after two of them born, but no one can't forget the existence of Jin Seyi. Her mother loves two of them a lot, and will talk about them a lot.
→ Twin brother, Gyo Shijin ⋮ 17 ⋮ Actor ⋮ blunt, wise, forgetful ⋮ Two of them have a bond that they can't explain well, but they really can't live without each other.

⟪ FRIENDS ⟫

→ Best-friend #1, Lee Chan ⋮ 18 ⋮ Seventeen's Youngest ⋮ dork, hard-working ⋮ They go to the same junior high school, and become best friend because they share the same dream in music. When Shiyoo plays the music, Chan will dance to the music, making them one combo.
→ Best-friend #2, Kim Hyunsoo ⋮ 17 ⋮ Actress ⋮ bright, impatient ⋮ She enters the same high-school as Shiyoo and an actress alongside her twin brother, and they're the last addition in the group of four of them.

⟪ OTHERS ⟫

→ Oppa?, Choi Youngjae ⋮ 21 ⋮ GOT7's member ⋮ kind, serious, easily irritated ⋮ They met accidentally when she was auditioning for JYP. He helps her alot in singing, and they become close. He's Youngjae favourite and usually mentioned by him.
→ My ideal type :), Park Bogum ⋮ 24 ⋮ Actor ⋮ kind, calm, weak ⋮ He's Shijin senior in company, once, Shiyoo met with him and pointed him as her ideal type.
→ Writing Partner, Do Saerom ⋮ 19 ⋮ Berry-Bell's main vocal ⋮ creative ⋮ Shiyoo loves to write her own rap, so sometimes, along with Saerom who becomes their main producer, she will join her to make her own part of rap, eventhough she's not the main rapper. Sometimes, she will give advice of music style for their group too towards Saerom.

⟪ STAGE NAME ⟫ Shiyoo

⟪ PERSONA ⟫ The Two-Faced Diamond. 두 얼굴의 다이아몬드  

⟪ FANCLUB NAME ⟫ shirenades
⟪ FANCLUB COLOR ⟫ THISCOLOR
 

⟪ TWIN(S) ⟫ 

☪ SINGING TWIN ☪ lovelyz's sujeong
☪ DANCING TWIN ☪ oh my girl's arin
☪ RAPPING TWIN ☪ kissum
☪ ACTING TWIN ☪ actress's moon gayoung
☪ TALKING TWIN ☪ lovelyz's sujeong

⟪ TRAINING YEARS ⟫ 2 years
⟪ TRAINING LIFE⟫ 
after eliminated in top 10 of kpop-star 2, antenna courted her to their company. entering antenna, shiyoo learns singing right from heeyeol saem, who adores his trainees with his way of teaching. she improves her singing a lot from those classes and she got a class for her rap, and she improves her rap from there. with the teacher, she learns how to make the good rythm, and try any kind of rap style, and sometimes, along with her teacher, she makes a mixtape for their recordings. along with other trainees (girl or boy), they learn the dance until dawn, until they got the perfect moves. she's a bit lacking in dancing, so sometimes she stay late than anyone to perfecting her dance so she won't be behind. some trainers praised for her determined work, but sometimes, because she lacks of sleep, she will get scold when she's not serious while training.
⟪ PRE-DEBUT EXPERIENCES ⟫

☪ kpop star 2's contestants until top 10

⟪ LIKES ⟫

☪ coffee/tea
☪ meat
☪ rnb, ballad music
☪ listening to people

⟪ DISLIKES ⟫

☪ pumpkin
☪ violence
☪ messy bed
​☪ dirty clothes

⟪ HOBBIES ⟫

☪ drawing in her free time
☪ composing her own music when she got ideas
☪ baking cookies or cake
​☪ watching dramas (especially her twin brother dramas)

⟪ HABITS ⟫

☪ blinking her eyes many times when she's nervous (especially on broadcast)
☪ grumbling in accent when she's pissed or mad
☪ flipping her phone with her right fingers when she's thinking hard

⟪ TRIVIA ⟫

☪ she and her twin brother is not identical
☪ she learns piano since she was five
☪ she loves turquoise and grey colors
​☪ her ideal type is park bogum
☪ she loves chicken the most after her family
☪ she loves kid a lot
☪ learns volley in school but not a pro
☪ she and her twin brother have a couple ring
☪ she rarely update her social media, and only use twitter and instagram (id : @tldbwls)
☪ never dated
☪ she got a thing with crime dramas.

⟪ RELATIONSHIP ⟫

Mingyu and Shiyoo relationship is friend, a close one to be exact. Since their first meeting, two of them exchange kakao-talk id and talk a lot. They have many differences, so their conversations will not boring to see, because they will debate about everything. Two of them love to share their problems to each other, and encourage each other a lot. 

⟪ HISTORY ⟫

Being friend (best friend) with Chan, make Shiyoo know some Pledis trainees. Once, when two of them have a task from school, Chan who already become the trainee picked up by Mingyu, one of the trainees. Their first meeting was awkward, but when Chan told Mingyu that she's a rapper, Mingyu's eyes become sparkling and two of them talk about rap. After their meeting, they exchanged their kakaotalk id, and talk a lot. Sometimes, when Chan have a talk with her or they have group tasks, Mingyu will be present to help them or just to talk with her.

⟪ OTHER ⟫

Since trainee days of Seventeen, especially when 'Seventeen TV' started, Mingyu and Chan usually hang together to talk about Shiyoo. Many times Shiyoo name mentioned in the live streaming, and Chan explains that she's his bestfriend and people acussing Shiyoo to date Mingyu. But assumptions slowly die because whenever Mingyu and Shiyoo pictures showed up in their fan discussions, there will be always Chan in there. And they always wear their school uniform.

⟪ STATUS ⟫ close friend