One day early in the summer, Jane Whittaker, going shopping after lunch, forgot who she was. And the nightmare for this woman began from the moment she discovered that she was on the streets of Boston, covered in blood, with pockets full of money and did not remember anything. And who is this man who is introduced to her as her husband and who seems to genuinely care about her? What kind of medications is she taking that is supposed to help? And why does she suddenly feel like a prisoner in her own home? Or is all this delirium of an inflamed consciousness? Her little daughter, whom she thinks she remembers, has also disappeared. Slowly the suspicion grows within Jane that she is the object of some diabolical plan...