A young girl witnesses her mother having sex with the family dog. When her father finds out, he burns the dog alive. She is so traumatized by these incidents that she later turns into a nymphomaniac. She moves to an island and lives there with her own dog, having sex with various guests who visit her.
Romolo, a man lazy and devoid of any interest, has been married for ten years with Ines, the owner of a small service station. Tired of supporting his despotic and demanding wife, Romolo searches for a way out and finds it when Orazio, a former fellow soldier, who lives by his wits, invites him to roam freely with him around the world.
Faustina, the offspring of a black G.I. and a Roman woman who met during the conflict of World War II, must choose between two Italian men who desperately vie for her attention.