Place this clip just before the reveal in your timeline, then follow the reaction with a dun dun dun sound button for the payoff, or precede it with a door knocking sound button when the approach starts off-screen at the entrance.
O tym dźwięku
This 3.9-second sound effect is built around the idea of something getting close, delivered as a clear proximity alert cue. It gives a listener a tense, watchful feeling, like a warning that distance is shrinking and attention needs to sharpen right away before contact happens.