A film demonstrating steps to take in the event of a nuclear attack. Animated drawings show the effects of atomic explosions in the air and at ground level.
A couple is suffering from sexual estrangement. The husband is having an affair with his secretary and the wife takes up with Sandra an interior decorator.
In this film the director's recurring concerns return: the divisions in the Chilean left, and its contradictions between what the director calls the "traditional" and the "revolutionary" left.
The unexpected return of his ex-wife and the assembly of a group of protesters both threaten to wreck a corrupt contractor's inauguration party for his new superhighway.