Jessica Jung Sooyeon - queenka of SM University on her 4th year as a doctor.  20 years old.  Cold appearance but gentle heart & mind in the inside.  Friends with Kim Hyoyeon. Kim Hyoyeon - queenka of TS University on her 3rd year in Business Management.  The inheritor of the Kim Comp. since her sister Taeyeon is going to manage Kim Hotels while their one and only brother Kim Jongin is managing Kim Electronics.  19 years old.  Classmates with Jessica during middle school but she st