You simply get this from the wrong end and probably miss the point. Nobody would talk about the guy then
Quinn is interesting because Quinn is a girl. She triggers contradictory response on the emotional level. It stirs the hearts of people. Exactly what you want as a creator. Quinn serves its purpose perfectly because Quinn is a girl and has a personality and the game have scenes with her. Otherwise she'd be just some random generic badguy #n.
That you bother with her shows that the opposite of what you say is true. That this is how things are better! Because this is how she makes you emotionally invested