D.I. Duncan McAdam is dispatched home to the Misty Isle. A body has been found buried in a remote location on the Waternish peninsula. Well-preserved in the peat, Isla Matheson—missing for the better part of two decades—is revealed to a shocked island community. A teenage runaway is dead...and no one is talking.

Following a personal tragedy, florist Persimmon “Simmy” Brown has moved to the Lake District to be nearer her parents. But her peace is shattered when, at a wedding, the bride's brother is found brutally murdered. As the florist of the wedding and one of the last people to talk to Mark Baxter alive, Simmy gradually becomes involved with the relatives. When events take another sinister turn, Simmy finds herself at the heart of a murder investigation.

Nestled in the hills of the Cotswolds, the village of Duntisbourne Abbots is a well-kept secret. When Joel Jennison is found slaughtered in the same field where his brother’s corpse had lain ten weeks previously, a whole community falls under suspicion. Was it a family feud? An act of revenge?

It’s the night shift worker who finds them. Huddled in a hospital store cupboard is elderly Edith Higgins. Knifed to death. Sitting behind her is Staff Nurse Lily Frampton, a scalpel clasped in her blood-soaked hand. No one can understand why this kind-hearted, dedicated nurse would brutally murder a frail patient she’s spent months caring for. That same day, mild-mannered schoolteacher Rod Black is found surrounded by the battered bodies of his pupils. Why would a well-respected teacher beat five schoolboys to death?

When Abby, an American archeologist, arrives in St. Denis on the heels of her divorce, she hopes to make a new life for herself as a specialist guide for visiting tourists. So when a local British couple discover a World War II-era grave on their property, Abby is able to put her training to good use. As it turns out, in the grave are the remains of two German women and an Italian submarine officer who had a big secret to hide. The women are suspected of having had links to the German garrison in Bordeaux during the war.