This sound comes from Among Us, the multiplayer social deduction game developed by InnerSloth. In the game, it plays when a player reports a corpse, kicking off the discussion phase. The alert became widely reused in gaming clips, TikToks and meme edits because it instantly communicates blame, panic and investigation. Its staying power comes from how quickly viewers recognize the setup, much like other game cues such as Enemy Spotted or bomb has been planted.