Personal Information  (MAIN CHARACTERS)

1. Jiwoo

Full name: Park Jiwoo
Age: 19
Personality: Weak in studies, helpful to others, always cheerful.

2. Jihyo

Full name: Park Jihyo
Age: 19 
(Twin sister of Jiwoo)
Personality: Brilliant in studies, slightly emotional, kind & caring.

3. Jimin

Full name: Park Jimin
Age: 21
(Brother of Jiwoo & Jihyo)
Personality: Brilliant & popular, charming, slightly cold-hearted (but not to his sisters)

4. Jungkook

Full name: Jeon Jungkook
Age: 21
Personality: Playful and talented, slightly shy, handsome.

5. Seokjin

Full name: Kim Seokjin
Age: 23
Personality: Caring and also charming, easy-going, helpful

6. Taehyung

Full name: Kim Taehyung
Age: 19
Personality: Joyful and also caring, kind towards girls.

7. Hoseok

Full name: Jung Hoseok
Age: 22
Personality: Cheerful & always happy, loyal, talented.

Base of the story:  (PS: Those who want only read these points. It's not necessary.)

*Jimin is a quiet popular guy in his school. So that he hasn't officially declared that Jiwoo & Jihyo are his sisters. Cuz he's afraid that the ones who envy him, may harm his sisters.
*The information about their i.e. Jimin, Jihyo & Jiwoo's parents are unknown whether they are still alive or not.
* Jungkook, Seokjin, Taehyung & Hoseok are best friends. Whether there are either difficulties or glee, they'll be always together no matter what.
* Other characters like, Namjoon, Yoongi, Dahyun, Rosé  etc. which are not main,  will appear in the story later.