Love at first sight. 
What that suppose to mean ?

~~~

This story is about a cute, smart and kind girl.
She's so kind-hearted and gentle that almost everyone like her. 
She's Kim Yoo Jung.

But, there's someone don't like her?
It's Kim Yoo Jin her sister.
She's like the y side of Kim Yoo Jung. 
She's one-hundred percent different from her younger sister.
She loves this little-thing-called attention from peoples especially her boyfriend. 
She's willing to do anything just so peoples can look at her. 
But, all the effort just a wasted because peoples still don't like her. 
The most pathetic part is when your boyfriend falling for your own sister. 
And the your sister falling for him too. 

What will happen to this couple, 
and to the Kim Sister ?
 

Kim Yoo Jin (You) 

Kim Yoo Jin are the older sister of Kim Yoo Jung. She's cute and pretty.
She will do every-single-things so she will looks perfect in peoples eyes.
And yes, that succeed.Peoples who don't know her would think that she's so perfect outside and inside. 
But, their point of view are all wrong. Totally wrong!
She's so y, cruel, bullies and cold to everyone. Except one. 
Her boyfriend. 
She's will changed from a y side of her to a bubbly side of her.
She loves her boyfriend so much.
And promise herself to make her boyfriend loves her back.

Kim Yoo Jung

Kim Yoo Jung are the younger sister of Kim Yoo Jin. She's younger than Yoo Jin for 9 minutes.
Yoo Jung are different from her sister. She's bubbly, innocent and a kind-hearted person.
She don't have to put too much make-up and anything so she look gorgeous. 
She's simple and almost everyone like her and treated her like she's made of a pieces of glass. 
She don't need attention from people.
She's a loner eventhough many pupils wanted to be friend with her.
She's prefer being a loner. 
She had a crush on her sister's boyfriend.
And she's so clueless that her crush is her sister's boyfriend.