Stéphane decides to move to the beautiful mountains of Cantal in order to reconnect with his 8-year-old daughter, Victoria, who has not spoken a word since the death of her mother. During a walk in the woods, a shepherd entrusts Victoria with a puppy named Mystery, who will give her a new lease on life. But soon after, Stéphane discovers that the animal is in all actuality a wolf... Despite the warnings and the danger of this situation, he cannot come to terms with separating his daughter from this seemingly harmless fluffball.