When Fern and Paul move into the large, old house on Crenellation Lane, with beautiful high ceilings and a luscious garden, they think they've found their dream home. After the devastating loss of Fern's twin sister, it will be a fresh start and somewhere to raise their first baby. But as soon as they arrive, Fern starts having terrifying nightmares about the woman who lived there before. When the woman showed Fern around, they bonded over their pregnancies. Now, Fern can't let her go. Paul fears his wife has relapsed, obsessing in the same way she did after her twin's death. Fern questions the neighbours about the previous owner, but nobody wants to talk. It's like the woman never even existed. Refusing to give up, Fern uncovers a shocking secret and now suddenly her whole family is in danger…
