Place it as the final reply after a back-and-forth of teasing voice notes in your edit. Build the exchange with abriu o áudio first, then follow this clip with ai pai para to close the joke as the shocked reaction.
このサウンドについて
This is a five-second voice clip of Paulo Guina speaking Portuguese, bluntly delivering a very crude sexual request in a direct, demanding tone. It feels shocking and funny at the same time, because the line is so explicit and over the top that listeners react with embarrassed laughter rather than taking it seriously.