What happens if three bestfriends trap in love between themselves ?

Will one eventually give in or will there be rival ?

CHARACTERS :

Kim Ji Woo (You) :

18 year old girl . Smart , pretty and kind . Ji woo grew up around boys , isnt like other 

girls who wear make ups , fangirls and mostly havent yet to fall in love . Bestfriends 

of Sehun and Kim Jong In ( Kai).Belong to a rich family .

Kim Jong In(Kai) :

18 year old , handsome , y and kind young man .

Jiwoo's and Sehun's bestfriend.Over-protective , 

popular with girls and likes Jiwoo for a long time .

Belongs to a rich family .

Oh SeHun :

18 year old , handsome , cute and irritating guy .Kai's and Jiwoo's bestfriends .

Like to tease Jiwoo . Like Jiwoo also . Belongs to a rich family .