Until I Kill You chronicles the harrowing true story of Delia Balmer, who escaped a deadly romance with killer John Sweeney. The narrative delves into the torment Delia endured while entangled with Sweeney and highlights her struggles to navigate the police and legal systems as she seeks justice. Through her courageous fight, the series exposes the challenges faced by survivors in the aftermath of violence, shedding light on the complexities of prosecuting such heinous crimes. Delia’s resilience emerges as a powerful testament to survival and the quest for accountability.