When immature teens fall in love, it doesn't last longer. Do they? But would you fight for the love you have or will you just let it go. A story where Hongjoong, the carefree rebellious high school student will rebuilt himself to be the perfect lover for his one and only love , Seonghwa. A bittersweet story filled with romance and comedy that will give you the glimpse of high school exes turning to workplace lovers.