Freelance hitman, Will Robie, has a mission which takes him first to Edinburgh and then to Tangier. His task is to eliminate suspected enemies of the US government. But back in DC, when government employee and mother of two, Denise Tamaron, is detailed as his next target, Robie fails to pull the trigger. She's an unlikely victim, why does she pose a threat to national security? Having failed in his mission, Robie needs to leave the scene fast. But it seems that he is not the only one who is on the run and in danger. On his escape from the city, he saves a young teenage girl from an unknown killer. She's too scared to reveal her true identity and why, if indeed she knows, there are those who want her dead. The police investigating the deaths start to take an interest in Robie. And he's particularly attracting the attention of a tenacious female investigator who believes the two cases may be connected. Robie finds himself a fugitive in a dangerous position. Does he need to change sides to save lives – including his own?