This story is about three girls name, Eunjung, Jiyeon and Qri. They were bestfriends since birth and they always help each other whenever each of them had a problem. Their life was what everyone would want. They are popular, nice and everything you could ever wanted to be. Until one day, they decided to enter a school just to have revenge and never thought it would be an all boys school. What is their reason to enter that school? Will they survive? or Will they fall in love?