Place it right after the betrayal is shown on screen, then follow it with a Bruh reaction for disbelief and Emotional Damage for the over-the-top fallout, keeping this clip as the punchline before the next scene.
关于此声音
This is a short 2.3-second spoken Portuguese phrase, 'Trairam o movimeeento,' delivered in a single voice with the last word stretched out for emphasis. It lands as a playful, mock-outraged accusation, like catching a friend changing sides in the middle of a joke. The drawn-out ending makes the betrayal feel theatrical and funny rather than serious.