Meh, these emotional rape discussions always remind me of 'problematic' players who dare to punch female video game characters in the face. (even if you can do the same to men) You can talk about it, but don't let it trigger you. There are so many real cases you could care more for.
We don't even know what exactly she did and she only said that she liked some resistence. Giving weak resistence (playful or not) is clichèd japanese behavior to be seen as ladylike.
Sure, she is (was?) still a jerk. But I don't think she went full rapist with her last girls. How do you survive manga though, where molestion is mostly used for comedy relief?