"You don't deserve a sister...."
Lizzy Beresford is at home alone when she finds a chilling letter in her kitchen. Someone has been into her home - someone who wishes Lizzy harm.
In her little country cottage, with her doting boyfriend, not far from the close-knit village, Lizzy can’t imagine who might want to hurt her. But when the threatening letters keep coming, she starts to suspect everyone around her.
Desperate, Lizzy reaches out to her sister, Emma. They haven’t spoken in years, not since the argument that tore them apart.
But what Emma says shocks her to the core:
"I’ve been receiving letters too...."
From the best-selling author of The Secret Mother and The Child Next Door, this absolutely enthralling psychological thriller will keep you guessing with every heart-stopping twist. If you loved Gone Girl, The Girl on the Train, and The Sister, this book is for you.