Twin brothers (dual role by Wagner) are separated at birth after their parents are killed in a car accident. One grows up to have a good and successful life with loving foster parents and a beautiful wife, and the other grows to be a disturbed young man who now plans to achieve the perfect life by stealing his brother's.
In Naples, a voice from the skies announces one morning that the final judgment will be at 6 p.m. on that day. What follows is a series of vignettes depicting various people's reactions (or lack there of) to the announcement.