
This episode covers the brutal murder of Quyen Ngoc Nguyen by Stephen Unwin and William McFall, detailing their criminal backgrounds, the crime itself, and the subsequent trial.
On August 15, 2017, Quyen Ngoc Nguyen, a 28-year-old mother from Vietnam, was murdered by Unwin and McFall, both convicted murderers. The episode discusses how they met in prison and formed a dangerous partnership.
Details of the crime reveal that Quyen was subjected to horrific violence, including being beaten and sexually assaulted before being set on fire inside her car. Reporter Robin Perrie provides insights into the investigation and the chilling evidence against the killers.
The trial took place in April 2018, where both men received whole life sentences for their crimes. The episode highlights the courtroom behavior of Unwin and McFall, showcasing their attempts to shift blame onto each other.
Ultimately, the episode emphasizes the cruelty of their actions and the lasting impact on Quyen's family, who were left without closure.
Quyen Ngoc Nguyen was brutally murdered by Stephen Unwin and William McFall, both convicted killers, in a horrific crime in 2017.

This episode stands out for the following:
This poor woman has lost her innocence and her life.A Friendship From Hell: Stephen Unwin & William McFall | World's Most Evil Killers
He didn't need to use a hammer on a wee frail lady like Martha.A Friendship From Hell: Stephen Unwin & William McFall | World's Most Evil Killers
I just said enough's enough.A Friendship From Hell: Stephen Unwin & William McFall | World's Most Evil Killers
They were like a ticking time bomb about to explode.A Friendship From Hell: Stephen Unwin & William McFall | World's Most Evil Killers
They are just about fulfilling their own basic needs.A Friendship From Hell: Stephen Unwin & William McFall | World's Most Evil Killers
The treatment of Quyen, literally, is heartbreaking.A Friendship From Hell: Stephen Unwin & William McFall | World's Most Evil Killers