Whether it's rain or shine, she had been there for him. When he's sad, when he's happy, when he's sick... His best friend would always be there to comfort him. Her silly laughters, her awkward smiles, her cold glares - those are what makes her special.

After moving into a new environment at the age of ten, Jessica Jung met her neighbours, the Lee family. The only son of the family, Lee Donghae was a cute 13 year old guy, shy on the outside and funny in the inside. Both families grew close and so did the cold ten year old Jessica and the awkward thirteen year old Donghae. Since then, they went to the same middle school, hung out everyday and became closer...