Students are supposed to trust their professors. At least, that's the impression Heine gets, and he's a little annoyed by the fact that Jade doesn't.

(Or maybe he's just offended that Jade doesn't think he can handle it.)

"Then we'll just be out here for longer." Heine sighs. "Faster you finish with those flowers, faster we can go back."

There's another, louder growl, but it fades into only silence a moment later.