JUNG HYERI is the definition of good girl or nerd as society calls it.Parties? If you consider an eight year old birthday party then yes,she has been to one.Alcohol?No.Just NO.That drink is her nemesis.But what happens when one day,she accidentally saves one of the bad boy.

Now meet MARK TUAN.He's Jung Hyeri ex-bestfriend well..after he left her for singing.Now what happen if Mark Tuan and his group Got7 come to Hyeri's school as new students?Disaster.Got7 is the popular bad boy in the school.One look at them and you see those intimidating eyes of them.

Throw in love,hate,betrayal and a jealous ex-girlfriend and arranged marriage of the family what do you think you'll get? A perfect mixture for disaster of course.

-"No! I don't want to marry him! He broke my heart mom!"

-"Look Honey,this is for our family.Me and your father want Mark as our son-in-law"

-"Mom! This decision is so selfish.This thing involved my future"

-"No! You're going to be Hyeri's husband.Thats it!"

What going to happen between these two?