Obviously I am.

[Why the hell else would she not know if she's a fighter? Keep up, Shun. She hesitates at the offer and thinks it over.]

Well... I guess I don't want people to know if I'm only okay at it. [If she's bad, that's manageable. If she's great, well, she'll figure out what she's going to do next. If she's only okay, that doesn't help anyone.] Yeah, alright, let's see if I can kick your ass.

[Shun's clearly a lost cause anyway.]