This song seems to me as though it's someone looking back in their past at relationships with people they knew, and no longer associate, or have lost touch with, it's all very much a part of who this person is, but they are no longer around.
This song seems to me as though it's someone looking back in their past at relationships with people they knew, and no longer associate, or have lost touch with, it's all very much a part of who this person is, but they are no longer around.