A murder that stole 1982 national headlines: “Renowned Family Slayed in Home.” A case that remained cold for forty long years. The Eyler family was anything but average. The father a top literary agent and the mother a duchess, they thrived in their prestigious Oakmont mansion surrounded by luxury…and secrets. Secrets that would eventually cost them their lives. On a cold autumn night, their legacy ended with a grisly massacre in one of the most horrific scenes ever investigated. Soon details splashed across every newspaper of how the family of five lay slaughtered in their library, cursing the mansion as it became branded the Execution Estate. With no witnesses and no motives, the killer remained free. The case grew colder. Speculations grew darker. Answers grew dimmer. Until now. Former estate manager, Derl Newman, steps forward four decades later with a suspicion and a clue that could lead investigators to finally solve the puzzle of why a killer would murder a family yet leave the many priceless heirlooms behind. The gardener with a grudge? The bitter butler? The maid hiding her mischief? With insider knowledge of what happened that fateful night, Derl exposes everyone’s darkest secrets that brought this house to ruin. A whodunnit mystery from the USA TODAY bestselling author of the hit psychological thriller A Slow Ruin.