Andrea, Pipe, and Evelyn arrive at the North Pole. Martin investigates the North Pole base. He discovers that the Calderon family is pretending to be on a mission to save the Poles, but they are actually drilling the Earth in search of tungsten. They are the ones causing the magnetic imbalance! Diego and his friends face a T-Rex and have fun in an anti-gravity cave. The children find Pola and Pompilio.