A headless corpse is found in a garage belonging to Thomas Tranmore, a maverick scientist who worked for the Ministry of Defence. His house has been stripped of all furniture and possessions, and his bank account emptied. There is no family, few friends and colleagues are reticent in talking about him. DCI Diane Cresson and her team are assigned to the case. They soon discover that some prominent people seem to know a lot about Tranmore's recent activities and prove reluctant to share that information. Then another body is found in a nearby lake. The Simian Curve is a chilling and absorbing tale of murder and deception.