A period-perfect exploration of ambition and resentment, ideal for a misty autumn night by the fireside Financial Times O'Connell infuses real events and people with fiction to make this clever, atmospheric and elegant chiller. The Times 4/5 stars... A thrilling novella... Doyle himself becomes not a villain but a dark character bedevilled by a complex private life and his mania for spiritualism... A rip-roaring addition to the extended library of all things Holmes. --MetroEngrossing... an eerie, pitch-perfect gothic tale, but it is also more than just a piece of literary archeology, probing questions of authorial ownership and fate and language in an atmospheric tour de force. Catholic Herald