As Netflix prepares to release Maternal Instinct on June 12, 2026, one question sits at the heart of the documentary. Why did Taylor Parker murder a woman she once called her friend? The answer begins years before the killing, with a secret Parker kept from everyone close to her. Reagan Simmons-Hancock was 21 years old when she was murdered in her own home in New Boston, Texas, in October 2020, which is explored in Netflix’s Maternal Instinct. (X/@KUDALINGAM49671) A hysterectomy she never told anyone about Parker became a mother at 17. She had a second child during her first marriage. Following complications from an ectopic pregnancy after a failed tubal ligation, she underwent a hysterectomy, leaving her unable to have more children. Parker created elaborate stories and false identities to convince her boyfriend, Wade Griffin, that she was pregnant. She wore a fake pregnancy belly, held a gender reveal party, and bought sonogram pictures off the internet as part of her scheme. Prosecutors said Parker’s scheme was months in the making, driven by her desperation …