During a bitter 1964 Massachusetts winter, young secretary Eileen becomes enchanted by Rebecca Saint John, the glamorous new counselor at the prison where she works. Their budding friendship takes a twisted turn when Rebecca reveals a dark secret — throwing Eileen onto a sinister path.

• Likely Story
• Film4 Productions
• Thomasin McKenzie
• Anne Hathaway
• Shea Whigham
• Sam Nivola
• Marin Ireland
• Siobhan Fallon Hogan
• Tonye Patano
• William Hill