Icarus (2015)

South Africa's preeminent crime fiction writer, Deon Meyer is internationally acclaimed for his razor's-edge thrillers, unforgettable characters, and nuanced portrayals of contemporary life in his native country. The fifth pulse-pounder starring Captain Benny Griessel, a lead detective in South Africa's priority crimes unit, delves into the country's burgeoning tech and wine industries.
A week before Christmas, a young photographer discovers a plastic-wrapped corpse amidst the sand dunes north of Cape Town. The only thing found on the corpse is a dead iPhone, but it doesn't take long for the police to identify the body as that of Ernst Richter—the tech whiz behind MyAlibi, an internet service that provides unfaithful partners with sophisticated cover stories to hide an affair. Meanwhile, Benny Griessel is called to the scene of a multiple homicide involving a former colleague, and four years of sobriety are undone on the spot. He emerges from his drunken haze...