Taeyeon, Hyoyeon, Sunny and Jessica are a group of friends. They are the outsiders/losers in the school. The new girl, the popular kids, a nerd and bad girls - those are the students which captured their hearts. But can they capture the hearts from them too? 

"I love drugs but I also love you." - Jessica "I don't want you to live that lifestyle!" - Mr. Jung "I can't live without drugs, I need them! .... But I just realised that I can't live without YOU and I only need YOU..." - Jessica "I already have a lovingly girlfriend.........and then you came..." - Tiffany "I'm gonna kill you!" - Taeyeon " please, I'm rich!" - Hara "You are so cute, I wanna kiss you." - Krystal