When the Walker family members switch bodies with each other during a rare planetary alignment, their hilarious journey to find their way back to normal will bring them closer together than they ever thought possible.

Karl and Kristina Nilsson work on a farm in a cold and desolate area of 19th century rural Sweden. Growing privations, combined with increasing social and religious persecution, motivate the Nilssons and many of their neighbors to strike out for the United States. Following a treacherous ocean crossing and an equally grueling land passage, the emigrants find themselves in seemingly idyllic Minnesota.

While holidaying in the French Alps, a Swedish family deals with acts of cowardliness as an avalanche breaks out.