July 2005: in the midst of Operation Theseus, the largest police investigation that the UK has ever known, Detective Inspector Jake Flannagan begins to ask difficult questions that lead to the mysterious disappearance of his girlfriend and his sudden suspension from the Metropolitan Police.Who masterminded London's summer of terror? Why can't Flannagan make headway in the sprawling investigation?Is Jake's absent girlfriend really who she claims to be?While hunting for the answers to the most complex case in British history, one man will uncover the greatest criminal deception of our time.Terror, extremism and fear of the unknown,Sometimes the answer is much closer to home.