She was very blurry, not at all human-looking. There were huge dark eyes, and a kind of mane made of light, and when she spoke, I couldn't see a mouth moving, but I felt her words, like a breeze against my face, and I understood her completely. "We've come because of the baby," she said. "We've come to help." All Steve has to do is say, "Yes." But "yes" is a powerful word. It is also a dangerous one. And once it is uttered, can it be taken back?