He's saying he's sorry for what he's done, and he's trying to fix it, and asking it she'll forgive him, if he burns bridges of what he's done in the past, and promises never to go back.
He's saying he's sorry for what he's done, and he's trying to fix it, and asking it she'll forgive him, if he burns bridges of what he's done in the past, and promises never to go back.