When the siblings and their friends find out that within six months the air in Alberta will not be safe to breathe, they are determined to find out why and how to stop it.
As Sage and Crew delve deeper into the mystery they realize that the answers toboth the pollution and their lineages may be found within the walls of the academy.
Author: Cheryl Isbister
Illustrator: Erin Stagg
Size: 5.5x8.5 inches
Pages: 250
Ages: 9-12
Cover: Paperback
Language: English