They came from nowhere. They destroyed everything, then left...........Lisa & Emerald Glyder Live in Vault 47.when a mysterious illness claims only a few victims, leaving them changed forever, Lisa tries to find the reason behind it. Was it from the original attacks on Earth? Toxic fumes? An epidemic? All who fall ill recover the next day, completely changed. That change, THE change, is what just may save the human race. This is the story of both Lisa Glyder, and her daughter, Emerald Glyder.