The Chinese prince T'Su Wong Shih loves Quan Yin, the daughter of a gardener, but his uncle wants him to marry a girl of his own class. Leaving to study in the United States, the young man promises his beloved that they two will be together soon. Having finished university, one day T'Su Wong Shih visits the market of San Francisco, and at an auction of slaves, he finds Quan Yin auctioned. To save her, he agrees to pay a price of five thousand dollars but, not possessing the full amount, he makes a deal with the auctioneer for a three-year extension in which he must work to raise the money needed to rescue the girl. T'Su Wong Shih has no great success until he manages to win a large sum in a lottery. However, Quan Yin is now in danger because a Chinese gangster wants to have it and, to do that, goes to threaten the auctioneer who is forced to comply. T'Su Wong Shih is then engaged in a struggle to liberate his beloved: he defeats the gangster, rescues Quan Yin and claims her as his...

When Sunset Sprague saves Calico Barnes from a bandit, the two men become friends. Barnes is heading out to protect his niece, Rose Loring, whose father was murdered right after his mine struck gold. Sprague goes to help and finds himself up against the villainous Mace Dennison.

Conchita Cordova sings in the cathedral choir in her village of San Miguelito near the Rio Grande. Millionaire oil man John Rannie, whose oil fields have displaced the peasants, desires Conchita, and when he learns that her fiance, Juan Mendoza, has been employed by Adolf Wylie, a German spy, Rannie threatens to expose Juan unless Conchita gives herself to him.

An English nobleman is banished from home because of his attachment to a girl "not of his class." He marries the girl, comes to America with her, and a child, John Burton, subsequently the hero of each chapter of this serial, is born to them.