Well, to me it could be interpreted as talking about either getting old, or die. Or maybe he's talking about stepping into a bad moment, if that ever happens ("the night") he will not let her down, they will remain together and make it through.
Well, to me it could be interpreted as talking about either getting old, or die. Or maybe he's talking about stepping into a bad moment, if that ever happens ("the night") he will not let her down, they will remain together and make it through.