The personalities and love life of two couples. One couple is comprised of a writer and his wife, the writer being egocentric and out of inspiration after his one good novel. His wife is occupied with her own obsessions. The other couple is formed by a young diplomat and his tough, hard-nosed spouse. No one is faithful. As the foursome interact with each other, one of the women ends up with both of the men, and the remaining wife gets her husband's land for herself.