#6 A Litter of Bones (DCI Logan Book 1) by J.D. Kirk

Ten years ago, DCI Jack Logan stopped the serial child-killer dubbed ‘Mister Whisper,’ earning himself a commendation, a drinking problem, and a broken marriage in the process. Now, he spends his days working in Glasgow’s Major Investigations Team, and his nights reliving the horrors of what he saw. And what he did. When another child…

#37 The Darker Arts by Oscar de Muriel

Madame Katerina, Detective ‘Nine Nails’ McGray’s most trusted clairvoyant, hosts a séance for three of Edinburgh’s wealthiest families. The following morning everyone is found dead, with Madame Katerina being the only survivor. When questioned she alleges a tormented spirit killed the families for revenge. McGray, even though he believes her, must find a rational explanation…

#36 Loch of the Dead by Oscar de Muriel

The Scottish Highlands, 1889. When a young heir receives a sinister death threat, Inspectors Frey and ‘Nine-Nails’ McGray answer a desperate plea to offer him protection. The detectives travel north to the remote and misty Loch Maree, site of an ancient burial ground. They must stay with the mysterious Koloman family – any one of…