Author:
Terry, Teri, author.
Imprint:2019
Note:A deadly and mysterious epidemic is sweeping the country, and twelve-year-old Callie is one of the few who survived infection, only to be seized by the army; her older brother Kai is desperate to find out what happened to her, and his best hope lies with Shay, a girl who saw Callie with two men in suits the day she disappeared--and their search will take them to a secret lab working with antimatter, and uncover Callie's bizarre fate.
Note:"Orchard Books."
Note:"First published in Great Britain in 2017 by The Watts Publishing Group"--Copyright page.