SM ELITE HIGH
- A school which only the rich could afford to go.
- 4 'classes' of students in the school:
  Level 1: Those who would inherit the company
  (e.g. Jongin, Kris, Baekhyun, Luhan, Lay, Chen, Suho, D.O and Eunsang)
  Level 2: Those who would inherit the stocks/assets
  (e.g. Chanyeol, Sehun, Tao, Xiumin and Minah)
  Level 3: Those who would inherit take over parents' job (e.g. Lawyer, Doctor etc)
  (e.g. Bomi and Hyori)
  Level 4: Those who received help from rich in order to study there
  (e.g. Hyeri, Jiyeon, Minrae and Hyomin)

EXO
- EXTRAORDINARY, for short, EXO is a name given by the fans they had.
- They're a clique of boys that knows one another through each other.
- EXO-M are given to those who were either from China or grew up there whereas EXO-K are for Korean members who stayed in Korea for their entire life.
- All from the same school, SM Elite High.
- Were called Extraordinary due to having outstanding looks and family background which could not be ignored.
- Were known for having all girls' ideal types in one clique.
- With their outstanding looks, some were scouted to be idols.

EXO MEMBERS:

EXO-M

KRIS WU YI FAN
- 19 years old
- Born in China, migrate to Korea at 12 years old
- Basketball player at SM Elite High
- Childhood friend of Luhan, Tao and Xiumin
- Parents owned a well-known restaurant globally which Luqing works at during the summer at the outlet near countryside

XIUMIN aka KIM MINSEOK
- 19 years old
- Grew up in China before returning at 13 years old
- Soccer player at SM Elite
- Childhood friend of Kris, Lay, Suho and D.O
- Member of idol group called EXO_6

LUHAN
- 18 years old
- Born in China, moved to Korea at 3, back to China at 16 and recently back to Korea
- Tennis player at SM Elite High
- Has a younger sibling, Luqing
- Childhood friend of Jongin, Sehun, Kris, Lay and Tao and Hyemin

LAY aka ZHANG YIXING
- 23 years old
- Born in China, migrate to Korea at 14 years old
- Childhood friend of Luhan, Tao and Xiumin
- Became a music producer due to his passion for music

CHEN aka KIM JONGDAE
- 22 years old
- Went to China at 9 before returning to Korea 14 years old
- Famous producer in entertainment industry
- Childhood friend of Suho, Baekhyun, Chanyeol, D.O and Jiyeon
- Member of idol group called EXO_6
 

TAO aka HUANG ZITAO
- 17 years old, maknae of EXO
- Born in China, migrated to Korea at 16 years old
- Member of Wushu club in SM Elite High
- Childhood friend of Kris, Luhan, Lay and Hyomin
- Member of idol group called EXO_6
 

EXO-K

SUHO aka KIM JOONMYEON
- 18 years old
- School president of SM Elite High
- Childhood friend of Xiumin, D.O, Chen and Bomi
- Always competing with Bomi

BYUN BAEKHYUN
- 21 years old
- Childhood friend of Chanyeol, Chen and Sehun

PARK CHANYEOL
- 21 years old
- Childhood friend of Baekhyun, Sehun and Chen
- Member of idol group called EXO_6

D.O aka DO KYUNGSOO
- 19 years old
- Broadcasting club member of SM Elite High
- Childhood friend of Xiumin, Kai, Chen and Suho
- Member of idol group called EXO_6
 

KAI aka KIM JONGIN
- 17 years old
- Dance club member of SM Elite High
- Transferred to a neighborhood boys' school for Hyemin
- Childhood friend of Luhan, Hyemin, Sehun and D.O

OH SEHUN
- 18 years old
- Dance club member of SM Elite High
- Childhood friend of Luhan, Baekhyun, Chanyeol, D.O and Kai
- Member of idol group called EXO_6