A seemingly perfect life unravels when a woman's dark past threatens to consume her present. Lisa lives a quiet life with her husband and daughter, a life she has carefully constructed to hide from her past. However, when a figure from her youth reappears, the carefully maintained facade begins to crumble. She must confront the secrets she has buried and the dangerous choices she made, all while trying to protect her family from the consequences of her former life.

The novel is recognized for its intense psychological suspense and its exploration of dark themes. Readers often highlight the compelling first-person narration and the unsettling atmosphere that Sarah Pinborough masterfully creates. The narrative's focus on the protagonist's internal turmoil and the escalating external threats keeps readers engaged until the final pages. The book is frequently praised for its ability to draw the reader into the character's complex and often disturbing mindset, making for a gripping reading experience.