Ten-year-old Ben and eight-year-old Polly are used to their parents' struggle to make ends meet on their Indiana farm in the 1890s and look forward to a better life in North Dakota where they will be homesteaders, but the windswept prairie will provide new challenges.

Just when teenager Millie Keith is preparing for a harsh winter on the Indiana frontier, her former love interest Charles Landreth appears, and Millie wonders if her Christian faith can guide her through her problems.