CIA agent Alice Racine quit active duty some time ago. While she now leads a quiet life in London, she is suddenly called to an operation again. The CIA has arrested a suspect who is said to have information about an imminent attack on London. Alice quickly cracks the suspect during interrogation, but before she passes on the information she has gained to her superiors, she gets a surprising call from her old colleague from Langley. She quickly realizes that she has been deceived and flees. When Alice realizes that the CIA has been infiltrated, she turns to the few she can still trust. A race against time begins. Will it be able to prevent the deadly attack on London?