26 Brand New Thrillers That Will Give You Chills This Winter

Emma Rous's The Au Pair is poised to be the world's next big thriller, as it tracks twins Seraphine and Danny Mayes, who are haunted by the death of their mother, who threw herself from a cliff shortly after their birth. Now that Seraphine has grown up and finds herself dealing with her father's passing, she discovers a photo that could change everything: an image of her mother smiling on the day the twins were supposedly born, but she's only holding one baby.

Out Jan. 8