Every day I clean the Winchesters' beautiful house top to bottom. I collect their daughter from school. And I cook a delicious meal for the whole family before heading up to eat alone in my tiny room on the top floor. I try to ignore how Nina makes a mess just to watch me clean it up. How she tells ...

THE SUNDAY TIMES AND NEW YORK TIMES BESTSELLER

"Welcome to the family," Nina Winchester says as I shake her elegant, manicured hand. I smile politely, gazing around the marble hallway. Working here is my last chance to start fresh. I can pretend to be whoever I like. But I'll soo...