The year is 1951 and the Alps are in constant danger of devastating avalanches! Twelve-year-old Zoe and her older sister, Kay, are always butting heads. As a result of their latest tiff, Zoe is sent into town on an errand. When she doesn’t return home right away, Kay is sent out to find her. Before long, both girls get caught up in a massive avalanche—and now their constant squabbles don’t seem so important anymore. Kay is buried deep beneath the snow, and it’s up to Zoe and her dog, Frank, to find her. Will Zoe save her sister before another terrifying avalanche strikes their Swiss town?