Jett and Dizzy deliver a package to two old friends in the Himalayas in Nepal. Arkas and Remi have ordered extra-large construction paper and a painting kit to make a huge card for their father, who is currently on his way to climb Mount Everest and whom they want to wish good luck on the climb. But when the World Air Base's systems fail, the base hits Mount Everest and has to make an emergency landing and be evacuated.