A convoluted roundelay of sexual encounters and unwitting fluid exchanges results in a white woman giving birth to a black baby.

A TV reporter and his assisstant go to a small Swiss village to do a programme with a reclusive scientist, an expert on world food shortages. During this time, an Italian immigrant worker is killed in a road crash and the reporter becomes involved in uncovering the truth about his death.

The retelling of June 6, 1944, from the perspectives of the Germans, US, British, Canadians, and the Free French. Marshall Erwin Rommel, touring the defenses being established as part of the Reich's Atlantic Wall, notes to his officers that when the Allied invasion comes they must be stopped on the beach. "For the Allies as well as the Germans, it will be the longest day"