This story is about first crush of sadness and romance in this it has wooyoung n taeyeon wootae , tiffany n changsung changffany , yuri n nickun nickri , seohyun is already married to yonghwa (cnblue) sweetpotato , jessica n jong jongsica , yoona and taecyeon taecyoon , sooyoung n key sookey , hyoyeon n junho hyojun , sunny and onew ... correct this is a mixture of 2pm shinee generation