"What if you would be able to travel time? Back to your past? What would you do?" That happened to Ynah, who travelled back to her past, in her highschool era where everything was light and bright. Where youth was starting to bloom - as well as romance. Her original plan was to prevent the bad incident she know will happen in the future, but what will she do when four guys would appear to her life - which did not happened in the past? What more if all of them started to chase after her?