The thing is that she might not even love him, he is just like a punching bag, an inferior being that are dependent on her so that she can keep him for as long as she want. Usually with character like this, at least there are some sort of love in it, sure the girl might be messed up but at least she have affection toward you, this girl might not even think of him as a human.
As much as I dislike him, I sincerely hope he can improve
As much as I dislike him, I sincerely hope he can improve