A knock on the door delivers despair in the middle of the night. What was Margaret's demeanour in her final hours? Plus, an examination of the crime scene. Credits: Presenter / Investigative Crime Journalist - Paula Doneman Producer / Writer - Sally Eeles Sound Design - Marc Wright TV reporter - Mackenzie Ravn Graphics - Jason Blandford With thanks to: The team at 7 News Brisbane, Annette Caltabiano, Georgia Done, Letitia Wallace, Susan Bush, Alex Wright Media, The Daily Mercury and Mackay City Council Library. Music Credits: Theme: The Clock is Ticking by Dark Orb Music https://soundcloud.com/dark_orb_music Post Rock - Mattia Cupelli https://www.mattiacupelli.com/ Music from https://filmmusic.io: "Comfortable Mystery" by Kevin MacLeod (https://incompetech.com) Licence: CC BY (http://creativecommons.org/licenses/by/4.0/) Music from https://filmmusic.io: "Classic Horror 3" by Kevin MacLeod (https://incompetech.com) Licence: CC BY (http://creativecommons.org/licenses/by/4.0/) Music from https://filmmusic.io: "Interloper" by Kevin MacLeod (https://incompetech.com) Licence: CC BY (http://creativecommons.org/licenses/by/4.0/) For information regarding your data privacy, visit acast.com/privacy