"Kate is an ordinary 11-year-old girl. She has a brother, Tom, and a mysterious uncle Herbert, whom they have never met. But one day, for her birthday, Kate receives an unexpected gift from her uncle: a magical train called "Silver Arrow ". And since then, fantastic events happen in the lives of Kate and Tom. Because the children go on a journey! And they are rushed to the world of adventure by the "Silver Arrow". An extraordinary train takes the children to faraway lands, stopping from time to time at magical railway stations. They get there , where exotics live
animals that appear to be able to talk. A place where Kate and Tom had never been, not even in their dreams. Adventures and the unknown await the brother and sister, which excites and beckons. And this journey is an opportunity to save the whole world..."