Surrey-based Damien Marks has no idea that his wife has employed a private investigator to check up on him. And she has no idea that a police team in York sees his inexplicable behaviour in a far more sinister light. He is the prime suspect in a murder enquiry. Detective Superintendent Martyn Webber is appalled to find private investigator Annie Raymond slap bang in the middle of his case. Not that he takes her seriously, but he has his own secrets that he can't afford for her to find. Then the death of a peripheral witness turns the investigation on its head. Meanwhile, oblivious to the...

Private investigator Annie Raymond is now working in London, on a case that has suddenly turned nasty, when she's asked to travel back to East Yorkshire for another outing with the Thompson sisters. But no one wants her there, and the man whose signature is on the paperwork is in hospital fighting for his life. When someone gets to Barbara Thompson before Annie can clear up the confusion she realizes Barbara was playing a dangerous game. And that now it's too late to walk away, and save herself. The fourth outing for PI Annie Raymond sees her pick her way through a minefield of double-dealing...