A Book of the Year in THE TIMES, THE GUARDIAN, and ELLE 'Louise Hegarty’s genre-splicing debut is a treat – clever, confident, and always surprising, a mystery story that ingeniously escapes the locked room of the genre to take on the biggest questions of life and death' Paul Murray, author of THE BEE STINGTHE HEART IS A LOCKED ROOMAbigail’s brother Benjamin is dead, and her world has literally been split in two. In one reality Abigail finds herself back at work, navigating the frustrations of well-wishers and busybodies, desperately wondering why her brother has gone. In the other an eminent detective arrives determined to find Benjamin’s killer among his circle of close friends.

Is this a murder mystery or something more? What secrets do Benjamin’s friends hold? And can Abigail, immersed in her grief, find out the truth of her beloved brother’s life?‘Dazzling' - Colin Walsh, author of Kala‘Brilliant’ - The Times‘Ingenious’ - The Telegraph‘Terrific’ - The New York Times‘Heartbreaking’ - The Guardian