Sarah Jordan, an American living in London in 1984, is married to the son of a wealthy British industrialist. She encounters Nick Callahan, a renegade doctor, whose impassioned plea for help to support his relief efforts in war-torn Africa moves her deeply. As a result, Sarah embarks upon a journey of discovery that leads to danger, heartbreak and romance in the far corners of the world.

A tough rich female ranch owner in Africa wants to cut off the water supply to the locals, since she holds them responsible for the murder of her husband. She hires two charming gunrunners as help, but they suspect her shady competitor.