Zuko sees the look on her face, oddly similar to the look Ty Lee sometimes got when she'd just taken on a Bender and won.

He grins back, sharply. "Good guess," he says, breathing rough, and darts fowards again, ignoring the ache of his stomach muscles.

Been awhile since he's fought like this - but all the more reason to keep going, fully concentrated on technique this time, instead of trying to regain his Bending.