Nobita finds a stray dog and brings him home, little does hi knows that the dog is actually a prince in his homeland, a world appart deep in the african 'Smokers Forest' were the dogs evolved and have their own empire, so he and his friends take on a journey to take back the young prince to his homeland but when they get there things have changed.

Now Siberia is considered to be the heart of Russia. However, many centuries ago it was just another unexplored territory, full of mysteries and danger. Our documentary series explores the most interesting of them. The episode about the discovery of Siberia is ready-made. Another 3 episodes will tell the story of surviving in severe frost, explore the deepest Siberian caves and cover the story of gold-mining in Siberia.