Suho and Shieun

Yeon Shi-eun is an excellent student, takes first place in school, but he has problems with running, he doesn’t like running, he is always studying
He has no friends.
(Sukho will appear a little later)
At school he is bullied, but he only responds with a cold look.
He didn't get into fights until his offenders started to cross the line.
Age (in the drama) is approximately 17 years old
Attends additional classes
His parents don't care about him.
My mother is divorced and my father is often on business trips.
Therefore, from early childhood he remains alone at home, having long since adapted to independence.
And yes, he ate little.
(In the first season too)
Ahn Suho is an average student and used to train MMA, but then gave up the sport.
He fights very well.
Lives with his grandmother
He loves to joke and sleep during classes.
He also really loves to eat.
After school he works part-time (in a cafe), then returns to school and sleeps there
He rides a motorcycle and delivers food (he also works as a courier on the side).
Very kind and always makes jokes
Age approximately (let's say) 18
No one offends him because everyone is afraid of him.
Can stand up for people

Sukho: They won't touch you again, I promise I'll take care of your safety.
Shieun:Why are you so worried...about me...?
he said in a slightly trembling voice