Dumbass king thought they would share his mindset but he forgot the sisters are females so they would drop the country like a rock.
Also thanks to the scanlatiom team, you can tell the difference.
Yes
They king is pretty dumb by overlooking how overly attached are the two sisters to MC and how they will totally leave the country no questions asked.
Also, shitty brother only cares because she's not under his house.
In the first timeline she was and instead became a living sacrifice for the king and he didn't care.