@Jayyyyyy I agree, but we have to remember that situation in Korea is a bit different. It is very hard to get a job there, many people struggle with it and they often accept the bad treatment at work because they are scared of becoming jobless.
Spoiler!
Underrated manhwas I recommend:
1. The Foul
2. No Moral (novel as well)
3. Circumstances of fallen lord (novel&manhwa)
4. I'll raise you well in this life
5. One roof two strangers