Land of the Living - Nicci French Penguin

Land of the Living is a riveting psychological thriller from the acclaimed Top Ten bestselling author, Nicci French
You wake in the dark, gagged and bound. A man visits you, feeds you. And tells you that he will kill you - just like all the rest.
Abbie Devereaux doesn't know where she is or how she got there. She's so terrified she can barely remember her own name - and she's sure of just one thing: that she will survive this nightmare.
But even if she does make it back to the land of the living, Abbie knows that he'll still be out there, looking for her. And next time, there may be no escape . . .