Im yoona was studying overseas in london,she returned to korea to study in college but she's different she's a type of girl who really hate studying,having fun spending her time in club flirting with random girl's so her grandmother hired sooyeon to take care of yoona.yoona really hate sooyeon but one day yoona start falling in love to her ,sooyeon really love yoona but she know that yoona will never love her back bcoz there are 3 reason behind it.first is yoona hate sooyeon second is yoona is a grand duaghter of IM which is known as one of the most richest family in korea third is sooyeon is just a simple person with her simply family.

Yoona finaly confess her feeling to sooyeon,sooyeon who was really happy.yoona and sooyeon finaly dated and confirm to be in realationship but yoona's parents don't want her realationship with sooyeon,yoona decided to run at her family with sooyeon but it end  up in car accident yoona was in comma for 3 months as she woke up the first thing in her mind was sooyeon but the fact is sooyeon and her realationship with her is just a big DREAM.her parents and friends keep on saying that sooyeon is just a dream but yoona won't believe and search for sooyeon.

A one college student living peacefuly at california who really look like sooyeon her name is jessica jung,sooyeon and jessica really look disame but jessica came from a rich family while sooyeon is just poor person,jessica is really devil while sooyeon is really good person.jessica's parents want her to study college in korea so jessica leave california and live with her younger sister at korea.krystal and jessica are daugther of one of the most richest family in korea.IM and JUNG family are rivals.one day jessica transfer at disame school where yoona take.yoona met jessica and though that jessica and sooyeon are one.yoona keep on saying that jessica is her girlfriend but jessica really don't know what yoona's saying.jessica who keeps on saying that she's not her girlfriend but yoona didn't give up she will make jessica fall in love with her while jessica really hate yoona despite of annoyance and she hate yoona because she know that yoona's family are there big enemy of her family meanwhile yoona don't know that her family and jessica's family are rivals.

Do you think yoona will success to win jessica's heart?will the ice princess finaly fall in love to yoona.