Characters:

Jessica / Yoona / Krystal / Amber / Ailee / Hyuna / Taeyeon / Sooyoung / Victoria

Jaejoong / Kris / Donghae / Luhan / Eunhyuk / Siwon / Ryeowook

Our story is set in a fictional private university near L.A., H2Y University. All rich kids go there and live in luxurious campus.

The story begins as Yoona gets tired of her everyday life and wishes for impossible.

Roommates : Yoona and Hyuna / Jaejoong and Donghae / Sooyoung and Victoria / Krystal and Taeyeon /

Kris and Luhan / Siwon, Ryeowook and Eunhyuk / Amber and Ailee.

Everyone is the same age and go to the same class, economics major.