How far will they go to save lives in peril? South African-born Doctor Lily Winters, a consultant with the World Health Organization, has been in the thick of some of the worst humanitarian disasters across the globe. But when she's posted back to South Africa following the suspicious death of an ex-colleague, she faces the biggest medical mystery she's ever seen. The resettled San community of Platfontein is exhibiting a higher-than-average HIV infection rate, and their people are dying. The cases Lily takes over are baffling, and despite her best efforts, the medicine doesn't seem to be helping. To save this unique community, Lily and a policeman from the Kalahari, Piet Kleinman, join forces to trace the origins of the epidemic and uncover the truth. Their search drags them into the dangerous world of a corrupt industry driven by profit while the authorities meant to protect their community turn a blind eye. In a race against time Lily and Piet will put not only their careers but their lives on the line ...