A page-turning psychological thriller blending history with fiction. Rhett Millard, ex SAS is now working as a security contractor on The Circuit. When a job providing security for a wealthy and influential businessman goes sour, Rhett takes a job in Iraq. Haunted by the past, his relationship falls apart and he is torn by love, guilt, and regret. Based in Baghdad in 2005, his life is turned upside down. After a series of random attacks and the kidnapping of one of his clients, he discovers that he has been blamed for the murder of a young Iraqi. MI6 operative, the beautiful Michele Tring is sent to investigate Rhett as a possible terrorist. It soon becomes clear that he is embroiled in an elaborate plan to wreak mayhem across the western world with attacks in the USA and the UK. With the help of Tring, Rhett and his team face the fanatical Brothers of Truth, a cell linked to al Qaeda with an embittered and deranged leader. After shocking revelations, Rhett discovers that he is just a diversion to the main event. Racing back to London, the team discovers a city devastated by a series of bombings on public transport, but there is something even more sinister and deadly in the pipeline and it is up to Rhett and his team to prevent catastrophe.