Put it just before the reveal in a mystery or gameplay edit, then follow it with the Inception Horn once the hidden detail is shown, so the question leads straight into the payoff.
O tym dźwięku
This short clip lasts just under three seconds and centres on the phrase something's not quite right, delivered as a brief, unsettled cue. It creates a creeping sense that a detail is wrong, even when nothing obvious has changed. That quiet suspicion makes it useful for flagging a strange detail without spelling out what is wrong.