It all started with a simple misunderstanding that led into a disastrous argument. Cruel words bounced back and forth, cutting a strong relationship into a broken string. Kim Minyeong, 17-years old high school student, crossed the street as she stepped on the broken string. With silver beads blurring her vision, she walked across the gray pavement. She closed her eyes as she felt a bump on her head, and she opened it back to be welcomed by a sweet little stranger in ebony black hair. 'Now, who is he?' She couldn't remeber anything. And as the stranger slowly introduced her to her past life, she fell for him just as if he was her first love. As if there was no broken string. "Let's start over."