Same situation. Most of South Koreas infrastructure / urban centers would be decimated in an 'all out' conflict with North Korea.
[1] https://www.forbes.com/sites/michaelpeck/2020/08/11/north-ko...
[1] https://www.forbes.com/sites/michaelpeck/2020/08/11/north-ko...
Here's a massive artillery drill they held just a few days ago.
https://www.bloomberg.com/news/articles/2021-11-07/north-kor...