Auzou Book for l'appel des loups tome 4 l'ennemi invisible

Traqueur is about to become a father! It's the big news that's stirring up the Hurlevents clan: Cendre is expecting pups... Alas, at the same time, an enemy is moving into wolf territory. He strikes fast, so fast that no one has yet managed to see him clearly. The pack's best hunters join forces to flush him out. But when Cendre decides to join the group, Traqueur doesn't see things the same way...