One source told [South Korea’s Chosun Ilbo] that some of the victims were clutching Bibles as they were killed in front of their loved ones — who were then ordered to live in the country’s notorious prison camps after they were found guilty by association.Here's video of Hyon Song-wol singing "A Girl in the Saddle of a Steed":
According to Wikipedia, that was her greatest hit:
Our factory comrades say in jest,
Why, they tell me I am a virgin on a stallion,
After a full day's work I still have energy left...
They say I am a virgin on a stallion,
Mounting a stallion my Dear Leader gave me.
All my life I will live to uphold his name!