故事发生在一个被病毒感染的世界，孩子们都是病毒携带者——一个年轻的孤儿在一个破旧的寄养家庭里找到了庇护所，但她很快发现，她应该害怕的不是外面的世界，而是和她一起生活的女孩们。
Millicent is taking a semester off from her studies to concentrate on her thesis about children with severe allergies, which makes her the perfect person to take care of little Johnny, a sickly, mute child who suffers from every allergy under the sun, from nickel to artificial fabric. His overbearing mother, Rebecca, is an accomplished author who is focused on her latest book
