Hannah Griffin was a girl when tragedy struck on her family's farm. She still remembers the flames reflected against the newly fallen snow and the bodies the police dug upone of them her mother's. It was the nation's worst murder scene in decades and the killer was never found. Two decades later Hannah is a CSI investigating a case of child abuse when the past comes hurtling back. Years of buried questions are brought to life. A killer with unfinished business is on the hunt. And an anonymous message turns Hannah's blood cold: Your Mom called...

Praise for Gregg Olsen:

'Olsen will have you on the edge of your seat' Lee Child

'Wickedly clever... twisted' Lisa Gardner

'Olsen is a top-notch writer' Michael Connelly

'Olsen keeps the tension taut and pages turning' Publishers Weekly