Korra stood and started stretching her legs. With one particularly tight muscle, she let herself make a noise before answering. It might be described as a groan. Mind out of the gutter, Mako.
"Right," she said, reaching for her toes. "Yeah, I know how it is." She paused again as she stood. "I have class till 6, and I have to walk Naga. Otherwise I'm free."