"Dan—go to the sanitarium and kill it. Exterminate it. It isn't Edward Derby any more. She got me—it's Asenath—and she has been dead-three months and a half. I lied when I said she had gone away. I killed her. I had to. It was sudden, but we were alone and I was in my right body. I saw a candlestick and smashed her head in. She would have got me for good at Hallowmass.