Two young Brits and a Japanese adventurer are caught up in the outbreak in Juba of The Green Monkey disease in October 1976. (The killer virus later was recorded as the first outbreak of Ebola.) At the time, Sudan was still recovering from its seventeen-year civil war, Uganda was under the dictatorship of Idi Amin, the borders with Kenya were closed, and the area had been inaccessible for six months due to the rains.