Crusading newspaper publisher Matt Drayton's liberal principles are put to the test when his daughter, Joey, announces her engagement to John Prentice, an internationally renowned African-American physician. While Matt's wife, Christina, readily accepts Joey's decision, Matt intends to withhold his consent, forgetting that when it comes to matters of the heart, true love is colorblind.

Prince Seretse Khama of Botswana causes an international stir when he marries a white woman from London in the late 1940s. When they decided to marry, just as apartheid was being introduced into South Africa, it caused an international uproar. However, their passionate romance triumphed over every obstacle and changed the course of African history.