This song is about a relationship that has ended badly. They don't feel the same way about each other as they once did. He is blaming himself for the ending of the relationship, though it seems to be her that ended it for example 'why do you care i don't understand' this indicates that it was her that broke up with him but she is upset and he doesn't understand why.
This song is about a relationship that has ended badly. They don't feel the same way about each other as they once did. He is blaming himself for the ending of the relationship, though it seems to be her that ended it for example 'why do you care i don't understand' this indicates that it was her that broke up with him but she is upset and he doesn't understand why.