Publisher's Synopsis
After a catastrophic event obliterates the minds of nearly everyone on Earth, young Callie Hawthorne struggles to make sense of what has happened. Left alone with her brother, now an empty shell of his former self, she must find the strength to survive in this new world. After receiving a mysterious message, Callie embarks on a perilous journey from her home in Oregon through a landscape both familiar and mysterious. She will encounter wonders and terrors, and find that she and her brother are not alone. But that is not necessarily a good thing.
