A Bestselling Novelist's book comes back to haunt her. Kayleigh Carter is starting her life over above a coffee shop in Manhattan. She is also the author of the hit thriller My Legal Guardian, in which a "bad boy billionaire" plays Fifty Shades of Grey-style mind games on a female protagonist. She discovers the previous tenant, a young college girl, of her apartment went missing—the inspiration for her next thriller. However, someone doesn't want her found and she soon attracts a psychopath who only goes by XXX. The deeper Kayleigh delves into the missing girl's disappearance, the more factors point to her own book. A pointedly thrilling sequence of psychological revelations and an ending you'll never see coming.