She manages to block part of the blow, keeping him from leaving her gasping for breath for a few moments while he did who knows what else. Instead, draws back, holding her end of the leash that was attached to this one, attuned to only two beings in all creation.

"You will never again harm me without permission, Gabriel," she informed him, letting the new bindings twist and take hold to prevent him from finishing any such acts. True, it meant that if she consented in some fashion, or her master allowed it, he could act again, but outright forbidding him anything would be a great overreach. "I believe you wished a talk with your brother. Do I need to provide further restraints on you, or will you cooperate?"