[yeah, he doesn't have much hope for heiji and jake not being sort of dumb about this so he just sighs.]

[and then listens to Ema's fuss advice, nodding along.] Ah, that makes sense. Ok... like this? [He lifts his arm and rests it on his head, wincing a little because moving it kind of hurt and he's a normal highschool kid sort of ok, he's not used to being stabbed.]

[and he smiles at Ema for her troubles] Thank you... um, honestly I don't know how Jake and Heiji can be so flippant about this. Oh, that reminds me, how's your arm, Ema?