The Nannykept me in white-knuckled suspense until the very last page. Gilly Macmillans breakout thriller is a dark and twisted version ofDownton Abbeygone very, very wrong. Tess Gerritsen, New York Timesbestselling author

TheNew York Timesbestselling author ofWhat She Knewconjures a dark and unpredictable tale of family secrets that explores the lengths people will go to hurt one another.

When her beloved nanny, Hannah, left without a trace in the summer of 1988, seven-year-old Jocelyn Holt was devastated. Haunted by the loss, Jo grew up bitter and distant, and eventually left her parents and Lake Hall, their faded aristocratic home, behind.

Thirty years later, Jo returns to the house and is forced to confront her troubled relationship with her mother. But when human remains are accidentally uncovered in a lake on the estate, Jo begins to question everythi