In this highly influential silent horror film, the mysterious Count Orlok (Max Schreck) summons Thomas Hutter (Gustav von Wangenheim) to his remote Transylvanian castle in the mountains. The eerie Orlok seeks to buy a house near Hutter and his wife, Ellen (Greta Schroeder). After Orlok reveals his vampire nature, Hutter struggles to escape the castle, knowing that Ellen is in grave danger. Meanwhile Orlok's servant, Knock (Alexander Granach), prepares for his master to arrive at his new home.

When Mabel catches her husband flirting with their maid, it leads to a sharp dispute. As part of making up, the couple decide to take a walk to the park. Nearby, another married couple have just had a similar domestic squabble, and they too go to the park together. But at the park, all parties involved find it difficult to avoid getting themselves into further trouble.

Two families, abolitionist Northerners the Stonemans and Southern landowners the Camerons, intertwine. When Confederate colonel Ben Cameron is captured in battle, nurse Elsie Stoneman petitions for his pardon. In Reconstruction-era South Carolina, Cameron founds the Ku Klux Klan, battling Elsie's congressman father and his African-American protégé, Silas Lynch.

Hand-tinted Italian verison of the Shakespeare Classic King Lear.