Julia, a shy 13-year-old, has recently moved to a new city with her mother and eight-year-old twin siblings, Ida and Sindre. After trouble at school, Julia, Sindre, and Ida decide to visit their father and stow away on a helicopter that is supposed to fly to the city where he is stationed. When the helicopter lands and the kids disembark, they realize something is wrong. But it takes off before they can get back on, stranding them on a remote Arctic island with a limited food supply, wild animals, fierce weather, and no way to communicate with the mainland. Though the twins look to Julia for survival skills, all three must rise to the challenge and work together in hopes of being rescue