Born into a farm family in late nineteenth-century Finland, the three Koski siblings—Ilmari, Matti, and Aino—are brought up on the virtue of maintaining their sisu in the face of increasing hardship, especially after their nationalist father is arrested by imperial Russian authorities, never to be seen again. Lured by the prospects of the Homestead Act, Ilmari and Matti set sail for America, and the politicized young Aino, haunted by the specter of betrayal after her Marxist cell is disastrously exposed,...