Right now, if I could ride a time machine and go to meet you I wouldn’t wish for anything else Before the memories become distant and fleeting... I need a time machine    

      Even at your worst situation, there's always something that is going to happen which will make you appreciate your day.  

Luna is one of the member from popular girl group Fx . When she was a trainee , she had dating with a handsome boy from Busan but later the relationship is over due to her upcoming debut . The boy feel sad because of it and she decide to do anything to be with her back. The boy was Jung Daehyun.