The year is 1960, two newlywed physicians travel to Tanganyika, Africa, to change the world. Instead, they find themselves in the midst of a sinister germ warfare plot. Years after their deaths, their daughter comes across letters written by her parents to one other, to friends, and to family. Through these letters, she comes to know the parents she lost while still a young child, and she uncovers the true story of their demise.

The reader will delight in what begins as a love story, continues as a medical drama, morphs into a mystery, and ultimately ends in horror.