"A chilling novel showcasing Claire Douglas's trademark brilliantly claustrophobic settings and tightly plotted twists. Impossible to know which of the well-drawn characters to trust and very hard to put down."--Gilly MacMillan, bestselling author of What She Knew From the Sunday Times bestselling author of Do Not Disturb, an electrifying tale of psychological suspense in which an unsuspecting young woman finds herself trapped in an increasingly sinister...