Responses
He, himself, doesn't want the mine. He spoils his adoptive daughter and everything she says comes to fruition, so he listens to her whims. I'm addition to that, he's terribly prideful (never admitting when he's wrong and divorces were rare among nobles). So long as the daughter didn't want the divorce, neither did he.
39 chapters just to get a divorce this family r fucked up, just give her the divorce easy. The thing that is annoying me that heโs a duke but he wants a mine, so childish.