I actually saw it on a sponsored post for erenta. Even so I want to see if people know what it is:
A new girl started working at what I think is a brothel and gets jealous that the no.1 is a plus size woman. She tries to talk bad about no.1, but instead gets warned that she'd better not try anything.
I really like him. He's such a breath of fresh air from the incompetent and evil rulers in stories like these. I honestly hope that he lives longer. I want to see more of him in general.