A terrible head injury suffered on the football field not only cut short Amos Decker's sports career. Now he has absolute memory and is able to remember literally everything he has ever seen or heard. Well, the suddenly acquired superpower came in handy for his new job - service in the police, and then in the FBI. Usually the team in which Amos worked was entrusted with old complicated cases. But suddenly the most “fresh thing” fell on their heads. And all because Decker, going to work in the morning, witnessed two deaths at once. Some man, standing right at the entrance to the FBI headquarters building, shot a woman walking by, and then put a bullet in his head...