Hermione would prefer a girl, Harry was certain about this. Even if she'd debated it with herself, Harry had felt the truth with undoubted force when he was residing in her mind. He was growing slightly concerned that his wife might actually want to steal little Celesca Lovegood, and he was genuinely considering putting an elfish security detail on Luna ... lest she come to meet her end by some unfortunate lake-related drowning accident, or something ... but he was also tempered by the fact that Hermione had come around to the idea of babies so swiftly.