Buffet loses contact with his grandpa, who sets off for home with the help of Euri and Luke. However, he comes across a sudden attack soon after his arrival in South Pole. They finally escape from the attack and comes to the new village of the penguins, while who are expelled by the villagers. It is Buffet's grandpa betrays the penguin family whose home has been occupied by human. Determine to find out the truth, they go to human's base for investigation. Unfortunately, only Euri escapes from the human's capture while others have all been arrested. At this moment, there are too many challenges facing to Euri. How to save his friends? What's the relationship between Buffet's grandpa and human on earth? What's human's real conspiracy?