A dark world of emotional complexity and betrayal, where twist follows twist and nothing is what it seems. A masterful narrative voice, and a compulsive thriller from one of our greatest writers. I absolutely loved it. - Alex Michaelides, No.1 bestselling author of THE SILENT PATIENT From the Sunday Times and internationally bestselling, multi prize-winning author Joanne Harris, comes A NARROW DOOR - an explosive psychological thriller about one woman who, having carved out her own path to power, is now intent on tearing apart the elite world that tried to hold her back . . . piece by piece. Now I'm in charge, the gates are my gates. The rules are my rules. It's an incendiary moment for St Oswald's school. For the first time in its history, a headmistress is in power, the gates opening to girls. Rebecca Buckfast has spilled blood to reach this position. Barely forty, she is just starting to reap the harvest of her ambition. As the new regime takes on the old guard, the ground shifts. And with it, the remains of a body are discovered. But Rebecca is here to make her mark. She'll bury the past so deep it will evade even her own memory, just like she has done before. After all... You can't keep a good woman down.