Was the biggest case of his career the worst mistake he ever made? 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...When another child disappears a hundred miles north in the Highlands, Jack is sent to lead the investigation and bring the boy home. But as similarities between the two cases grow, could it be that Jack caught the wrong man all those years ago?

Fiona, Sue, and Daisy, three retired ladies who volunteer at the local charity shop, Dogs Need Nice Homes, can’t believe their favorite customer is dead. Eighty-six-year-old Sarah Brown was found murdered in her hallway by her delivery man, a domino clutched in her hand—with a name scratched on it. When another person is found dead with a domino in their hand, and with the police making no progress, the ladies will need to help unmask a serial killer. At least they have Fiona’s scruffy-haired terrier cross to assist them.

The body of eighteen-year-old TV personality Kathleen is found abandoned on a remote beach at the head of An Loch Dubh - the Black Loch - on the west coast of the Isle of Lewis. A swimmer and canoeist, it is inconceivable that she could have drowned. Fin Macleod left the island ten years earlier to escape its memories. When he learns that his married son Fionnlagh had been having a clandestine affair with the dead girl and is suspected of her murder, he and Marsaili return to try and clear his name.

There's a serial killer targeting the streets of Newcastle, seemingly picking his victims at random but subjecting them all to the same torturous end. When the Chief Inspector on the case goes missing, it falls on DCI Ryan to track down the man who is brutally murdering women and goading the police to 'catch me if you can'. As everyone becomes a suspect, Ryan and his team get drawn further and further into the case, but for Ryan the nightmare gets closer to home than he could ever have imagined.

In The Lewis Man, the second book of the trilogy, Fin Macleod has returned to the Isle of Lewis, the storm-tossed, wind-scoured outer Hebridean island where he was born and raised. Having left behind his adult life in Edinburgh - including his wife and his career in the police force - the former Detective Inspector is intent on repairing past relationships and restoring his parents' derelict cottage. His plans are interrupted when an unidentified corpse is recovered from a Lewis peat bog. The only clue to its identity is a DNA match to a local farmer, the now-senile Tormod Macdonald....