The mysterious death of hundreds of hippos at the Queen Elizabeth National Park in Uganda sparks a whodunit on an international scale. What begins with the unusual discovery of two dead hippos escalates out of control and within a matter of months, hundreds of corpses litter a pristine African wildlife channel. As the body count rises, an international team of scientific investigators struggle to find the cause. Are the hippos being poached or somehow poisoned? Or is this an epidemic of one of the worlds most terrifying diseases, infecting it's victims in a way never seen before?