Seungho: "I want to tear her to shreds and shove her in a pigsty... but I will restrain myself a hundred times over since she is your sister. I will simply tell her you are not here and send her away".
Here's you character development. It's still here. Not that obvious, but still here.
istg this manhwa is full of women who don't take shit from men like YES PERIOD QUEENS U FUCKING TELL EM