【明報專訊】Unforgettable stars Poppy Montgomery as Carrie Wells, an enigmatic (神秘莫測的) former police detective with a rare condition that makes her memory so flawless (完美無瑕) that every place, every conversation, every moment of joy and every heartbreak is forever embedded (植入) in her mind. She can't forget anything, except for one thing - details from the day when her sister was murdered.