Ethel-May is the 12-year-old main character who was abused by her father as a child. She was lonely and bullied in school with low self-esteem. Ethel-May is now fostered by a middle-class family after her mother's death, which she influenced. She isolates herself and acts older than her age. Ethel-May is similar to the main character Esther from the film The Orphan in having a troubled childhood and foster home placement, but Ethel-May is younger. The title sequence focuses on Ethel-May and hints at her killing her mother through dramatic irony. Other key characters are her therapist and foster brother.