Hmmm... The struggle is the nature of the game involved her getting fucked in the face. Difficult to show strength through that, the best I can suggest is Rubix's interrogated defiant. It's an oldie but a very goodie.
That is unless you want the guy is be sucking a female character's dildo, which some definitions of the word femdom fit. We also have a Futa thread running by ThatFutaGirl, there might be something there you can use or alter to fit your interest.