Here is the plot summary for "Before I Go to Sleep": Christine Lucas's life has been reduced to a series of fragmented memories, as she struggles with anterograde amnesia following a traumatic head injury. Every morning, Christine wakes up believing it's 2007, unaware that 12 years have passed since her accident. She can't form new memories, and each day is a fresh start, leaving her feeling lost and disconnected from the world. As she goes about her daily routine, Christine meets Dr. Nash, a psychologist who has been working with her to help her regain her memory. Through their sessions, Christine begins to uncover fragments of her past, including her life before the accident and her strained relationship with her husband, Mike. However, as Christine starts to piece together her memories, she realizes that something is amiss. As she delves deeper into her past, Christine discovers a series of cryptic messages and hidden clues left by someone claiming to be "Ben," who warns her of impending danger. With Dr. Nash's help, Christine embarks on a quest to uncover the truth about her past, her identity, and the mysterious figure known only as Ben. As Christine gets closer to the truth, she is forced to confront the harsh realities of her past and the secrets that have been hidden from her for so long. With each new revelation, Christine's sense of self becomes increasingly fragmented, leading her down a treacherous path of deception, betrayal, and ultimately, the discovery of a shocking truth about her identity. Through this gripping psychological thriller, "Before I Go to Sleep" explores themes of memory, identity, and the fragility of human consciousness. As Christine navigates the blurred lines between reality and fantasy, audiences are left questioning what is real and what is just a product of her damaged mind.