I think this song is about someone who is deeply in love with someone else. She has been dumped or both of them are having difficulty with the relationship and she is just saying to the other person that they love them so much and can't live without them.
I think this song is about someone who is deeply in love with someone else. She has been dumped or both of them are having difficulty with the relationship and she is just saying to the other person that they love them so much and can't live without them.