When I first started watching KDramas, so many years ago, I noticed the lack of diversity in sur names. I looked…
Yes, I've noticed that too, it's very common for leads to have the same family name in kdramas. I just looked up the names of brothers and sisters in kdramas and they are different on the 1st syllable of their given names and here they are on the 2nd.
Watched until ep 4 and it has a lot of red flags: drunk one night stand, early hidden relationship, the two married cheaters already thinking about their exes... If it's still good despite all that, please lemme know