While attending a conference in Istanbul, Dr. Alithea Binnie happens to encounter a djinn who offers her three wishes in exchange for his freedom. This presents two problems: first, she doubts that he's real, and second, because she's a scholar of story and mythology, she knows all the cautionary tales of wishes gone wrong.

After the death of her mother, Evie takes a DNA test to discover a long-lost cousin. Invited by her new family to a wedding in the English countryside, at first seduced by the sexy aristocratic host, she's soon thrust into a nightmare of survival as she uncovers twisted secrets about her family and the unsettling intentions behind their sinful generosity.