Place it immediately after the claim being agreed with, so it closes the exchange, then follow it with Oh My God Wow for extra emphasis or Huh for a second reaction before the next scene begins.
關於此聲音
This is a short Brazilian Portuguese voice clip, lasting about five and a half seconds, in which the speaker says “Eita, verdade, concordo” — roughly, “Wow, true, I agree.” The delivery feels warmly amused and instantly relatable, like catching yourself nodding along to something you had already thought. It works as a light, good-natured way to back someone up without sounding formal or forced.