In China to donate his kidney to his dying niece, former black-ops agent Deacon awakes the day before the operation to find he is the latest victim of organ theft. Stitched up and pissed-off, Deacon descends from his opulent hotel in search of his stolen kidney and carves a blood-soaked path through the darkest corners of the city. The clock is ticking for his niece and with each step he loses blood.
In the near future, Major (Scarlett Johansson) is the first of her kind: A human saved from a terrible crash, who is cyber-enhanced to be a perfect soldier devoted to stopping the world's most dangerous criminals. When terrorism reaches a new level that includes the ability to hack into people's minds and control them, Major is uniquely qualified to stop it. As she prepares to face a new enemy, Major discovers that she has been lied to: her life was not saved, it was stolen. She will stop at nothing to recover her past, find out who did this to her and stop them before they do it to others...