Place it as a beat between a setup line and the payoff, then follow it with a huh for disbelief or an eww for disgust, letting the second reaction carry the joke forward before the scene cuts away.
O tym dźwięku
This is a short hmpf from Ayase, lasting under a second, a single clipped vocal huff with no words attached. It feels dismissive and lightly annoyed, like a playful eye-roll in sound, the kind of reaction that says no without starting a debate.