Márcia discovers that her husband is having an affair and decides to take a trip out into an isolated part of Brazil with little human contact. There she finds a black stallion roaming the fields.
Two friends take two prostitutes for a night of pleasure. But the night turns out to be frustrating for all involved, as much bitterness is revealed in their conversation and attitudes, uncovering their anguish and deeper feelings, and the emptiness of their lives.
