A serial arsonist is on the loose in London. When a nude, charred female corpse turns up in a burned warehouse, the police discover that the unidentified victim, one of four possible women, was murdered beforehand. Duncan and Gemma also look into the abduction of 10-year-old Harriet Novak, a pawn in her parents' ongoing acrimonious divorce. As the investigation by both fire officials and police evolves, it becomes clear that the abduction is connected...

Traveling to Scotland with her best friend, Sergeant Gemma Jones stumbles across a dangerous secret when she unexpectedly meets the lover of her married best friend.

"A week's holiday in a luxurious Yorkshire time-share is just what Scotland Yard's Superintendent Duncan Kincaid needs. But the discovery of a body floating in the whirlpool bath ends Kincaid's vacation before it's begun. One of his new acquaintances at Followdale House is dead; another is a killer. Despite a distinct lack of cooperation from the local constabulary, Kincaid's keen sense of duty won't allow him to ignore the heinous crime, impelling...

Supt. Kincaid of Scotland Yard investigates the death of a lady living in his building. Ill with cancer, she asked friends to help her commit suicide, but Kincaid suspects the morphine that killed her was administered by someone intent on murder, not euthanasia.