Based on the true story of the death of Crown Prince Rudolf and his young mistress Mary Vetsera in 1889, Steven McRae and Sarah Lamb take on these challenging roles in a dark and intense ballet. Crown Prince Rudolf of Austria-Hungary is emotionally unstable and haunted by his obsession with death. He is forced to marry Princess Stephanie. Soon afterwards, his former lover, Marie Larisch, introduces him to a new mistress, Mary Vetsera, a young woman who shares his morbid fascination.