''A Cromer Corpse' is the first in the trilogy. John Bottrell is a melancholic ex-cop who is looking forward to a peaceful retirement until a dead man's body is fished out of the sea;. the tongue has been cut out and a pentagram carved into the groin. It's a ritual killing, which is more in Bottrell's line than the local police, so he's co-opted back to solve the case. Another corpse turns up and the ex-cop races against time to find the killer. Will there be more murders? In 'A Cromer Conundrum', life's not going well for DCI Ketch of the Norwich police. He's just been diagnosed with Parkinson's disease. He finds himself estranged from his partner Carol and back in his dismal bachelor flat. So, when a Russian businessman and his family are found dead in Cromer, things become even more complicated. The killings appear to be the work of the Russian Mafia but, as the investigation progresses; the deaths in Warren Wood offer the detective a challenging conundrum. Will he make the connections and solve the case? The last in the trilogy, 'A Dogged Detective', we find DCI Ketch semi-retired, impeded by his advancing Parkinsons and now in an advisory role to the Norfolk murder team. He's called on to investigate the bizarre murder of a young woman, strangled in a local wood. As the case moves forward, Ketch finds himself drawn into the murky and secret world of casual sex, 'dogging', European drugs and sex trafficking. When the young victim's parents are subsequently found brutally murdered in their Yarmouth mansion, the investigation becomes even more perplexing. A tough case for the dogged and intrepid Inspector Ketch.