Doubling up natural problems, a raider comes to the world, unseen and unknown. Children and wives are taken overnight with no clues left behind. Can the raider be stopped or is the escape hopeless for mankind? An old wives' tale - nay. Just a situation no-one wants to believe is really happening... K.D and May must find out on their own who this girl really is and if they can find the Raider - otherwise known as ButterflyGirl.