When a stranger attempting to deliver a cryptic message is shot dead at his dinner table, Richard Ames is thrown headfirst into danger, intrigue, and other dimensions where Lazarus Long still thrives, where Jubal Harshaw lives surrounded by beautiful women, and where a daring plot to rescue the sentient computer called Mike can change the direction of all human history.

In a distant galaxy of colonized planets, the atrocity of slavery is alive and well. Young Thorby was just another bedraggled orphan boy sold at auction, but his new owner, Baslim, is not the disabled beggar he appears to be. Adopting Thorby as his son, Baslim fights relentlessly as an abolitionist spy. When the authorities close in on Baslim, Thorby must find his own way in a hostile galaxy. Joining with the Free Traders, a league of merchant princes, Thorby must find the courage to live by his wits and fight his way up from society's lowest rung.

After the fall of the American Ayatollahs (as foretold in Stranger in a Strange Land) there is a Second American Revolution; for the first time in human history there is a land with Liberty and Justice for All.

Friday, a secret courier, is thrown into an assignment under the command of her employer, a man she knows only as "Boss." She operates from and over a near-future Earth in North America, a vulgar and chaotic land comprised of dozens of independent states. In America's disunion, Friday keeps her balance nimbly with quick, expeditious solutions as she conquers one calamity and scrape after another.

In what is considered one of Heinlein's most hair-raising, thought-provoking, and outrageous adventures, the master of modern science fiction tells the strange story of an even stranger world. It is 21st-century Luna, a harsh penal colony where a revolt is plotted between a bashful computer and a ragtag collection of maverick humans, a revolt that goes beautifully until the inevitable happens. But that's the problem with the inevitable: it always happens.