"I’m not going to sugar-coat this for you, Hermione ... what you are doing is extremely dangerous. Only the most desperate of situations would have made me agree to this in the first place. Once you step through that barrier, you are on your own out there. Not only that, but the French will detect an unscheduled breach in the Ward ... Harry always arranged his exits with his contacts beforehand ... and for all we know they might read that as an aggressive move.