In the mid-nineteenth century, the Hungarian aristocrat Sandor Blaskovich is killed by his former friend, the Austrian officer Otto von Oettingen, when he wants to arrest him for treason. His son Ernö has to watch as Von Oettingen and his daughter Klara take possession of his father's castle. He himself is left behind in needy circumstances. Years later, he acquires the beautiful horse Kincsem, which he trains to become an unbeatable winner in horse races. Ernö thinks he can reclaim the lost estate with the horse. However, the horse is wild and unruly. As well as the woman who shows great interest in the horse, and its owner: Klara von Oettingen.