Elizabeth Smart’s kidnapping was a national nightmare, but the quiet hero at the center of the breakthrough was her little sister, Mary Katherine. Haunted by what she’d seen, she lay awake at night, staring at books, desperately trying to force her memory to cooperate. Months later, it did. A casual moment with a Guinness World Records book unlocked the name “Immanuel” — the homeless preacher who had once worked on their home and who would be unmasked as Brian David Mitchell.

While police initially doubted her, Mary’s certainty pushed the family to release a sketch, leading to Mitchell’s capture and Elizabeth’s rescue after nine brutal months of rape, coercion, and psychological torture. Two decades on, Elizabeth’s decision to confront the ugliest details in Netflix’s Kidnapped: Elizabeth Smart is not exploitation, but reclamation. Her story, told in her own words, honors the courage of a child who remembered — and refused to be silenced.