One hot summer afternoon, musician, Nigel Swannell is distracted from his regular afternoon stroll by a swarm of flies over a thick undergrowth of gorse. Further investigation leads him to a shocking discovery: a headless, handless corpse has been dumped in the middle of the bush. Chief Detective Inspector Hennessey and Sergeant Yellich are soon on the case. It turns out that a mysterious silver Mercedes has been in the area and the victim was in line for a considerable a inheritance from his acid-tongued, and exceptionally wealthy mother, Mrs Tansey. As the investigation progresses it appears that the victim's estranged wife, business partner and disapproving mother have their own secrets to hide.