Place it at the exact cut where the fake reveal lands, then follow it with the bruh sound effect for the stunned pause, and add emotional damage meme underneath the reaction shot if the victim keeps arguing in the comments.
About this sound
This is a short Korean voice clip, about two and a half seconds long, delivering a single heated line in a fast, sharp, accusing tone. It feels confrontational and funny at once, like someone has just been caught in an obvious trick. The anger in the delivery makes the deception clear even without understanding the words.