For her, he is not just a brother and a bestfriend, but the man she loves and always wanted to have; For him, she is not just a sister, but a woman he never thought he'll love, his everything that he could have.
He would like so much his best friend to love him like he does, but his best friend only sees him as his little brother. What's more, he's just gone through a break-up, and it's hard for him to forget the boy he loved so much.
Yet it's at times like these that we realize who we can really count on and, above all, who we can really love.