Au Pair Nightmare: Sophie Lionnet, Sabrina Kouider and Ouissem Medouni

A troubled single mother ends up at the center of a lopsided love triangle between a longtime on-again/off-again boyfriend and a famous music producer. As she descends into madness, an innocent young French au pair ends up caught in her web.Sources:1. Balsamini, Dean. “Murdered Nanny Was a ‘Rock’ to Boys She Looked After.” New York Post, New York Post, 23 Sept. 2017, https://nypost.com/2017/09/23/murdered-nanny-was-a-rock-to-boys-she-looked-after/.2. “Boyzone Singer Calls Ex-Girlfriend Accused of Murder ‘manipulative’ - France 24.” France 24, FRANCE 24, 26 Mar. 2018, https://www.france24.com/en/20180326-boyzone-singer-calls-ex-girlfriend-accused-murder-manipulative.3. Davies, Caroline. “Couple Obsessed with Boyzone Member Guilty of Killing French Nanny | Crime | The Guardian.” The Guardian, The Guardian, 24 May 2018, https://www.theguardian.com/uk-news/2018/may/24/couple-obsessed-with-boyzone-member-guilty-of-killing-french-nanny-mark-walton.4. Dearden, Lizzie. “Couple Who Murdered French Nanny and Burned Her Body in Garden Jailed for Life | The Independent | The Independent.” The Independent, The Independent, 26 June 2018, https://www.the-independent.com/news/uk/crime/french-nanny-murder-london-tortured-burned-boyzone-kouider-medouni-sophie-lionnet-mark-walton-a8417441.html.5. Sophie Lionnet Death: Couple Admit Burning French Nanny’s Body. BBC News, 12 Jan. 2018, https://www.bbc.com/news/uk-england-london-42662303.6. Sophie Lionnet: Au Pair Killer Writes Apology Letter. BBC News, 26 June 2018, https://www.bbc.com/news/uk-england-london-44619699.7. Sage, Adam, and David Brown. “Nanny Murder: Father Decribes Sophie Lionnet as Shy Girl Who Loved Children.” Latest News & Breaking Headlines | The Times and The Sunday Times, The Times, 24 May 2018, https://www.thetimes.com/article/nanny-murder-father-decribes-sophie-lionnet-as-shy-girl-who-loved-children-8lb5xmrqq.8. “Sophie Madeleine Danielle Lionnet (1996-2017) - Find a Grave Memorial.” Find a Grave - Millions of Cemetery Records, https://www.findagrave.com/memorial/222620000/sophie-madeleine_danielle-lionnet. Accessed 1 Sept. 2025.9. Spillett, Richard. “Nanny Killer Sabrina Kouider Described by Ex as ‘fickle Lunatic’ | Daily Mail Online.” Mail Online, Daily Mail, 24 May 2018, https://www.dailymail.co.uk/news/article-5767507/Nanny-killer-described-ex-fickle-lunatic.html.10. Stokes, Tim. “Sophie Lionnet: The ‘toxic’ Couple Who Murdered Their Au Pair.” BBC Home - Br