Chronicles the story of the Adams political family over a 150-year span, including John Adams (drafter and signer of the Declaration, accomplished diplomat, and the 2nd President of the U.S.), his wife Abigail Adams, his son John Quincy Adams (acclaimed Secretary of State, the 6th President, and prominent abolitionist Congressman), grandson Charles Francis Adams, Congressman and Ambassador to Great Britain during the Civil War, and much-heralded members of the fourth generation Henry Brooks Adams, the historian and author of the novel Democracy, and Charles Francis Adams II, the industrialist.

Gabrielle Maple works in a dusty desert gas station-café, but yearns for the life of an artist in France, knowing there must be something finer than the provincial dead-end she is trapped in. A hitch-hiking writer, the disillusioned Alan Squier, appears and revitalizes her dreams of a better place, and finds his own sense of worth refreshed by this vital young girl. When Duke Mantee and his gang, wanted killers, show up and take hostages, Gabrielle falls in love with the poetic Alan, and Squier begins to see a way to give Gabby the life she deserves.

Twelve-year-old Nick lives with his Uncle Murray, a Mr.Micawber-like Dickensian character who keeps hoping something won't turn up. What turns up is a social worker, who falls in love with Murray and a bit in love with Nick. As the child welfare people try to force Murray to become a conventional man (as the price they demand for allowing him to keep Nick), the nephew, who until now has gloried in his Uncle's iconoclastic approach to life, tries to play mediator. But when he succeeds, he is alarmed by the uncle's willingness to cave in to society in order to save the relationship.

When a crooked sheriff murders his employer, William "Billy the Kid" Bonney decides to avenge the death by killing the man responsible, throwing the lives of everyone around him into turmoil, and endangering the General Amnesty set up by Governor Wallace to bring peace to the New Mexico Territory.