Startled, Lyall pauses in his walking. He brings his other hand up to stroke her back soothingly, with a soft, "It's all right. I know it's scary. We'll get you home where that damn thing isn't going to try and get inside our heads." It's the only thing he can think of that might be upsetting her, but that's good enough to him. He picks up the pace again, and heads for home.