خلاصه داستان : قبل از اینکه به خواب برو زنی هر روز از خواب بیدار می شود و چیزی را به خاطر یک حادثه تلخ در گذشته خود به یاد نمی آورد. یک روز، حقایق وحشتناک جدیدی ظاهر می شود که او را مجبور می کند همه اطرافیانش را زیر سوال ببرد...

Ever since she sustained a traumatic head injury, Christine Lucas has suffered from anterograde amnesia, unable to form new memories and having forgotten the last 15 years of her life. Every morning, she becomes reacquainted with her husband, Ben, and the other constants in her life. Terrifying truths about her past begin to emerge, causing her to question everything -- and everyone -- around her.