My Sister's Bones By Nuala Ellwood

Are You Brave Enough To Go Back?
Kate Rafter is a successful war reporter. She's the strong one. The one who escaped Herne Bay and the memories it holds. Her sister Sally didn't. Instead, she drinks. But when their mother dies, Kate is forced to return to the old family home. And on her first night she is woken by a terrifying scream.
What secret has Kate stumbled upon?
And is she strong enough to uncover the truth . . . and make it out alive?