It has been six months since Tess Muller stopped speaking. Her silence is baffling to her parents, her teachers and her younger sister, Meg. But the more urgent mystery for both girls is where their mother, Evangeline, goes each day, pushing an empty pram.

When their father Stefan discovers a car wreck and human remains on their farm, old secrets emerge to threaten the fragile family. A storm is coming and the Mullers are in its path.