An unforgettable thriller by the bestselling author of I Died on a Tuesday—published for the first time in North America.

You know she's lying . . . but so are you.

Two women are staying in Willowmead House.

One of them is running.

One of them is hiding.

Both of them are lying.

Emily made one bad decision, and now her career could be over. Her family home on the Cornish coast is the only place where she feels safe. But when she arrives, there's a stranger living with her father. Emily doesn't trust the beautiful young woman, convinced that she's telling one lie after another. Soon, Emily becomes obsessed with finding out the truth . . .

But should some secrets stay buried forever?