Books like Unholy Writ by Stuart David Williams

A woman detective in Edinburgh searches for answers to her niece's heart transplant mystery.

Banker‑turned‑sleuth Mark Treasure confronts a web of bodies, a parrot’s discovery, and vanished people in a West Wales village, unraveling a tangled case of murder and intrigue.

Mark Treasure mysteries #3 King Charles Island, a sleepy British colony in the West Indies, comes suddenly awake after the terrible murder of its most influential citizen. The supposed culprit is the hapless Peregrine Gore - assistant to banker-sleuth Mark Treasure - but he'd rather flee than stop and sample the island's rudimentary justice system. Treasure arrives on the island with his actress-wife Molly to find it in mayhem, and volunteers to help the baffled Chief Inspector find the real villain from among a bewildering bunch of suspects. But this time he may have bitten off more than he can chew - it will be hard to prove Peregrine's innocence when he was discovered clutching the victim's severed head... *Treasure up in Smoke* is the third bombastic installment in David Williams' wonderfully witty series of murder mysteries about urbane banker and detective, Mark Treasure.

Criminal profiler Tara Sheridan, haunted by a brutal attack, uses science and Tarot divination to hunt dangerous criminals. When the secret society Delphi's Daughters asks for her expertise, she must trace missing scientist Lowell Magnusson and confront new threats.

Margaret Maron's mystery, Slow Dollar, follows fictional judge Deborah Knott as she navigates a North Carolina case that turns to the intrigue of a circus.

In a New York city steeped in politics and finance, a nonalcoholic beer sparks a feud that turns deadly: a charismatic activist is murdered, and a banker-turned-detective unearths a conspiracy linking a brewery, a fast‑food chain, and the securities industry.