ISBN-13: 9781505943733 / Angielski / Miękka / 2015 / 336 str.
When Abby's little sister, Toucan, contracts a new, deadly illness spreading among the survivors, they go on a dangerous journey to Colony East, an enclave of scientists caring for a small group of children. Abby fears that time is running short for Touk, but she soon learns that time is running out for everyone outside Colony East.