On their farm in Denby, Iowa, Rosanna and Walter Langdon abide by time-honoured values that they pass on to their five wildly different yet equally remarkable children. Moving from post-WWI America through the early 1950s, Some luck gives us an intimate look at this family's triumphs and tragedies, zooming in on the realities of farm life, while casting a panoramic eye on the monumental changes that marked the first half of the 20th century.