As her family gathers for the wedding of her sister Anna, fourth-grader Cassie Whiting sees the many changes brought about by everyday life and finds comfort in the love of those around her, especially her grandfather.
The stranger lurking on the Witting family's prairie farm turns out to be their long-lost grandfather, whose presence plus prodding from Caleb forces Jacob to deal with his past.
Ten year-old Jake shares a special bond with his grandfather, Billy, but when Billy asks Jake to build him a sod house, Jake is not sure he wants to do it.