Detective Sergeant Sam Batford returns in the 3rd book of the critically acclaimed series by Ian Patrick.Sam finds himself once again under the steely eye of the newly promoted Detective Superintendent Klara Winter as he goes deep undercover on a London council estate.A gang of armed robbers are running riot across the city and Sam must infiltrate the gang, win their trust and gather the evidence his colleagues in The Met need to get them convicted and off the capital's streets for good.Old habits die hard though and Batford is soon juggling lies within lies as he tries to bring the gang to justice, make sure that his own interests are served, and stay one step ahead of DSI Winter who is more convinced than ever that Sam is a bad apple who must himself be brought to justice - if only she could find a way to prove it.