When an Australian aid worker and her British protégé are kidnapped in Nigeria, it sets off a chain of events that reunites four old friends. These remarkable humanitarians risk everything in a rescue attempt that pries open their connected pasts, exposing a secret they have shared for more than a decade. Attacks on aid workers are increasingly common, but soon the rescue attempt explodes into an international incident, unleashing forces of global economics, politics and violence that makes a lie of the humanitarian values the friends have always held dear.
