I think it's just 3-4 in each direction, so if so something bad and you're old, it would affect your grandkids, and if you're young it would affect your grandparents
Numerous testimonies of North Korean defectorsconfirm the practice of kin punishment (연좌제, yeonjwaje literally "association system") in North Korea, under which three to eight generations of a political offender's family can be summarily imprisoned or executed.
80 meters lol. I've lived in cities, where it's always been less than 700 meters.