The ITV series, Until I Kill You, continues this week and is based on Delia Balmer's memoir, Living With A Serial Killer. It tells the chilling tale of how John Sweeney, initially a caring partner, gradually turned aggressive and controlling.
Sweeney trapped Delia in her own home multiple times, torturing her and even confessing to the murder of his ex-girlfriend, Melissa Halstead.
After a final violent episode that nearly claimed Delia's life, Sweeney fled. Incredibly, it took the police six years to locate him and convict him for several murders.
Prior to the brutal attack outside Delia's residence, Sweeney had already had run-ins with the law due to a previous assault on her.
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