Place it near the end of a reaction sequence, after an Awkward Moment beat, so the response becomes the payoff, then follow with Anime Ahh for a sharper second reaction that closes the scene without starting a new joke.
이 사운드에 대해
This clip is a single human vocalisation, a sustained 'huuu' held for about five and a half seconds. It feels weary and exasperated, like a sigh that has run out of patience, and it lands as a comic reaction to something dragging on.