Trained as children to become assassins by the infamous Goren Petrovich, Sabrina Shaw and her two brothers have had a less-than-normal upbringing. After escaping his clutches, Sabrina and her brothers have tried to make a normal life for themselves. Now Sabrina works for an organization called The Alliance, specializing in the kind of jobs that no one else can or wants to do. Her current assignment: find the daughter of a prominent politician who has disappeared, categorized as a runaway by the authorities. It seems simple enough, until Sabrina uncovers the girl may have been the victim of a kidnapping that goes far beyond ransom requests. Now Sabrina must put her training to the test as she infiltrates a sex trafficking ring operating in Europe in order to find the girl ... all while dodging a mysterious FBI agent and the demons from her own past.