Because He Is Her 'First Love'.... First love

Kim Ray, the chubby and cute transfer student who came into the class of Lee Mia, the polite and sincere topper. On the first day of the school, he gave her a bright friendly smile! Does she know him? Why did he give her smile?
On the other hand, far away from where Mia lives, in a small town, Do Jun who seems cold and stubborn but has a really sweet side to him, lives with his grandma.
What is his relationship with Mia?
Well, for this, you all have to go and read the story....
I can assure you one thing, while reading this story, you'll surely remember your 'First ever Love'!!!