"I'm here to have fun, not fall in love." Kimi, a rising painter, just had one goal in mind, to have fun on the grand opening of her favorite franchise's theme park, Nim Island. Yet things don't go as planned and she ends up bumping into a very handsome man named, Lee, who turns out to be more than he let on. Who would have thought that this trip would be the beginning of a roller-coaster filled drama with Seoul's heartthrob actor, Park Lee Hyun?!