High up in the Alps and far away from the fighting of the Second World War, a small, peaceful village is home to a young boy named Sebastian. Sebastian is an orphan and life on the mountains is dangerous for a young boy. But he soon meets Belle, a wild dog who has a heart of gold. Sebastian tames Belle and they form an unshakable friendship. However, Belle and Sebastian's peaceful mountain village is soon under threat. Their village is close to the border of Switzerland, and the Germans want to occupy the area to stop resistance fighters from escaping the country. It's up to young Sebastian and his trusty canine to foil the German's plans and bring peace back to their home!