Henry VII finally discovers that his mother, Margaret Beaufort, was the one who ordered the murder of the York boys to clear his path to the throne.

Viewers familiar with Tudor history know this "curse" eventually manifests in the deaths of Henry and Lizzie’s sons, Arthur and Edmund, and the later succession struggles of Henry VIII. Key Ending Moments

By allowing Richard’s death, Lizzie and Henry believe they have invited this curse upon the Tudor line.

In a rare moment of genuine rage, Henry nearly strangles his mother and physically throws her out of his presence, forbidding anyone from listening to her again. The Legend of the "Old Curse"

The episode centers on the tragic fate of "The Boy" (Perkin Warbeck). While historical debate continues over his true identity, the show presents him definitively as , Lizzie’s long-lost brother.

The series finale of The White Princess (1x08, "Old Curses") marks the definitive moment where Lizzie (Elizabeth of York) completes her transformation from a defiant York rebel into a ruthless Tudor Queen.

To secure the Spanish alliance and her own sons' futures, Lizzie realizes she must allow the execution of her brother and her cousin, Teddy Plantagenet.