From the acclaimed author of The Last Thing to Burn, a psychological thriller about the dark secrets that emerge when a woman's twin sister is murdered, with his signature "intense, gripping, taut, terrifying, moving, and brilliant" (Lisa Jewell, #1 New York Times bestselling author) prose. Sisters. Soulmates. Strangers. Molly Raven lives a quiet, structured life in London, finding comfort in security and routine...