
Age: 24
female
Sadie Elizabeth Sink (born April 16, 2002) is an American actress. She began her acting career in theatre, playing the title role in the musical Annie (2012–14) and young Elizabeth II in the historical play The Audience (2015) on Broadway. In 2016, she made her film debut in the biographical sports drama Chuck. Sink had her breakthrough portraying Max Mayfield in the Netflix science fiction series Stranger Things (2017–2025) and received critical acclaim for her performance in its fourth season. In 2021, she appeared in the horror film trilogy Fear Street and played the lead role in Taylor Swift's short film All Too Well. She then starred in Darren Aronofsky's psychological drama The Whale (2022), for which she received a Critics' Choice Movie Award nomination. Sink returned to Broadway in 2025, starring in the play John Proctor Is the Villain and earning a nomination for a Tony Award for Best Actress in a Play; the second youngest woman to achieve such.

Sadie is a gripping YA thriller that follows a teenage girl’s quest for vengeance after the murder of her younger sister, Mattie. Sadie, who has spent her life protecting Mattie from their neglectful mother and the dangers of the world, disappears after Mattie is found dead. Determined to track down the man she believes is responsible, Sadie embarks on a dangerous journey across the country. Meanwhile, a true-crime podcaster, West McCray, begins investigating her disappearance, piecing together her story through interviews and clues. Told through dual perspectives—Sadie’s first-person narrative and McCray’s podcast episodes—the novel explores themes of trauma, justice, and survival, offering a haunting and emotional portrayal of a girl who refuses to be forgotten.
