Time... Effort... Communication... , the three things that a healthy relationship needs. From being that perfect couple everyone could ask for, things suddenly change. When they thought they would last forever, things didn't work out as they planned. Being those two popular trainees in their own company, no one knows their relationship except from their friends. Things suddenly change after their debut, will you just stay put if your boyfriend is being shipped to others? What will you choose, your relationship or your popularity?