Trying to find a manga

[aleushizima]

The protagonist is born into a noble family that will fall into ruin in the future.

Realizing the family's cruel fate, he asks to be disowned to avoid being dragged down with them.

He is granted a territory to manage, trying to change his own destiny.

His sister ends up enslaved due to the actions of their family.

 

[EchoGirl]

Is it a manhwa (Korean) bc that sounds like one of those long form webcomic strips too versus the standard Jp reincarnation manga