Nala, a 13-year-old girl from the city, travels with her family to her grandmother's home in the countryside, to try to find a cure for her little sister's mysterious illness - But she'll soon find her granny is not exactly what she seems.

　On a romantic getaway to Iceland, a young American couple wake up one morning to discover every person on earth has disappeared. Their struggle to survive and to reconcile the mysterious event lead them to reconsider everything they know about themselves