1945 Austria. A Nazi officer is tipped off that a stable is sheltering a Jewish boy. Jakob hides, but has to watch the officer shoot one of his beloved Lipizzaner horses just for spite. Jakob and his guardian know they must get the other horses away, but can they cross Nazi territory to safety? A Roma orphan girl, Kizzy, joins them, facing gruelling trials as they try to cross the Austrian mountains. Can they do it, and what will be waiting on the other side?