They are not related by blood, in the manhwa Hong Rang's father his a servant of the family whom the lady, the…
Ugh yes now it makes a bit more sense and I saw in Twitter that the guy who returns after 10 years turns out to be a fake brother. So I think that’s how the romance starts. Btw is it a noona rom?
Them splitting dramas into seasons is not a good idea in my opinion. I’m still in season 1 ep 3. And seeing the negative comments in the S2 I am a bit disappointed.