It represents their friendship. It only disappears when it's all gone. Their separation was difficult but after 10 long years, the "fragments" were placed back together again... but not all stories have a good ending to it.
Elliot Jensen and Elliot Fintry have a lot in common. They share the same name, the same house, the same school, oh and they hate each other but, as they will quickly learn, there is a fine line between love and hate.