Place it right at the entrance or reveal in your edit, before any explanation from the people on screen. Follow it with the huh ceeday reaction for a second beat, or precede it with sudden suspense when the doorway moment needs building first.
Over dit geluid
A short Portuguese voice clip of someone asking 'Quem é você?' — who are you — in a direct, questioning tone. It lands as confused and mildly confrontational, the kind of line that turns an unfamiliar face or unexpected entrance into an instant, funny callout for everyone listening.