Emma Rous's The Au Pair has all the makings of the book world's next big thriller. Seraphine Mayes and her twin brother, Danny, are haunted by the death of their mother. Shortly after their birth, she threw herself from a cliff, leaving her children with a lifetime of questions. Now Seraphine is an adult, and in the aftermath of her father's passing, she discovers a photo seemingly taken on the day the twins were born, but in the picture her mother is smiling and only holding one baby.
Release date: Jan. 8